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Bhautik study recommends this experiment for - [IB Physics Formula Sheet — SL & HL (Printable PDF)](https://aliceblue-clam-153295.hostingersite.com/ib-physics-formula-sheet-2025/): Home / IB Physics / IB Physics Formula Sheet 2025 IB Physics Formula Sheet — SL & HL All essential formulas, HL extensions marked — printable one-page PDF for quick revision. Download printable PDF Jump to must-know formulas 🔥 Most Important IB Physics Formulas (Exam Must-Know) These are the high-frequency formulas that appear again and again in IB Physics exams. Master these first before anything else: F = ma (Newton’s Second Law – Core of Mechanics) v = u + at (Equations of Motion – Kinematics) pV = nRT (Ideal Gas Law – Thermal Physics) v = fλ (Wave Speed - [How to Score 7 in IB Physics — Complete Study Plan (SL & HL) | Bhautik Study](https://aliceblue-clam-153295.hostingersite.com/how-to-score-7-in-ib-physics-complete-study-plan-sl-hl-bhautik-study/): Home > IB Physics > How to Score 7 in IB Physics How to score 7 in IB Physics 🌟 Why is Scoring a 7 in IB Physics Important? A 7 is the highest IB grade (7/7). It strengthens university applications (especially for STEM), improves your IB total for scholarships, and proves mastery in applied physics — a major advantage for engineering and science courses. IB Grade Scale (per subject): 7 = Excellent, 6 = Very good, 5 = Good, 4 = Satisfactory, 3 = Mediocre, 2 = Poor, 1 = Very poor. IntroductionScoring a 7 in IB Physics may - [IB Physics Mock Paper 1 2025 | SL & HL Sample Questions with Answer Key](https://aliceblue-clam-153295.hostingersite.com/bhautikstudy-com-ib-physics-mock-paper-1-2025/): Home / Physics / IB Physics Mock Papers / IB Physics Mock Paper 1 2025 IB Physics with Mock Paper 1 2025 Step into the world of IB Physics with Mock Paper 1  2025 and elevate your exam preparation! Designed for both SL and HL students, this mock paper helps you practice like the real IB exam with carefully crafted questions, clear IB-style diagrams, and a complete answer key for self-assessment. Check out the SL vs HL breakdown below: Level Number of Questions Duration Notes SL 30 45 min Non-calculator, full SL syllabus HL 40 (30 SL + 10 HL - [IB Physics Syllabus 2025 (SL & HL)](https://aliceblue-clam-153295.hostingersite.com/ib-physics-syllabus-2025/): Introduction to IB Physics The esteemed IB Diploma Program (IBDP), which is available in more than 150 countries, includes the International Baccalaureate (IB) Physics subject. The IB curriculum, which is well-known for its demanding academic standards and all-encompassing approach to education, aims to prepare students for college and beyond by fostering not only subject knowledge but also critical thinking, problem-solving, and research abilities. Students studying IB Physics investigate the basic laws of physics and discover how they relate to actual events, such as how planets move or how contemporary technology function. 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Surface tension arises due to extra energy of the molecules at the interior as compared to the molecules at the surface](https://aliceblue-clam-153295.hostingersite.com/consider-following-statements-a-surface-tension-arises-due-to-extra-energy-of-the-molecules/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [In the experiment for measurement of viscosity η of given liquid with a ball having radius R consider following statements](https://aliceblue-clam-153295.hostingersite.com/in-the-experiment-for-measurement-of-viscosity-%ce%b7-of-given-liquid-with-a-ball-having-radius-r/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Two capacitors C1and C2are connected in parallel to a battery. 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If the solenoid carries a current of](https://aliceblue-clam-153295.hostingersite.com/the-magnetic-field-inside-a-200-turns-solenoid-of-radius-10-cm-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The number of spectral lines emitted by atomic hydrogen that is in the 4th energy level, is](https://aliceblue-clam-153295.hostingersite.com/the-number-of-spectral-lines-emitted-by-atomic-hydrogen-that-is-in-the-4th-energy-level-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A cup of coffee cools from 90°C to 80°C in t minutes when the room temperature is 20°C. The time taken by the similar cup of coffee to cool](https://aliceblue-clam-153295.hostingersite.com/a-cup-of-coffee-cools-from-90c-to-80c-in-t-minutes/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The truth table for the circuit given below is :](https://aliceblue-clam-153295.hostingersite.com/the-truth-table-for-the-circuit-given-below-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Three equal masses m are kept at vertices (A, B, C) of an equilateral triangle of side a in free space. A t = 0, they are given an initial velocity](https://aliceblue-clam-153295.hostingersite.com/three-equal-masses-m-are-kept-at-vertices/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A convex lens mode of glass (refractive index =1.5) has focal length 24 cm in air. When it is totally immersed in water (refractive index = 1.33)](https://aliceblue-clam-153295.hostingersite.com/a-convex-lens-mode-of-glass-refractive-index/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A sand dropper drops sand of mass m(t) on a conveyer belt at a rate proportional to the square root of speed (v) of the belt](https://aliceblue-clam-153295.hostingersite.com/a-sand-dropper-drops-sand-of-mass-m/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Two bodies A and B of equal mass are suspended from two massless springs of spring constant](https://aliceblue-clam-153295.hostingersite.com/two-bodies-a-and-b-of-equal-mass-are-suspended-from-two-massless-springs-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Two concave refracting surfaces of equal radii of Two concave refracting surfaces of equal radii of 1.5 face each other](https://aliceblue-clam-153295.hostingersite.com/two-concave-refracting-surfaces-of-equal-radii-of-curvature-and-refractive-index/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A plane electromagnetic wave propagates along the + x direction in free space.The components of the electric field,](https://aliceblue-clam-153295.hostingersite.com/a-plane-electromagnetic-wave-propagates-along-the/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Two identical symmetric double convex lenses of focal length f are cut into two equal parts](https://aliceblue-clam-153295.hostingersite.com/two-identical-symmetric-double-convex-lenses-of-focal-length-f-are-cut-into-two-equal/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A point charge causes an electric flux of –2 to pass through a spherical Gaussian](https://aliceblue-clam-153295.hostingersite.com/a-point-charge-causes-an-electric-flux-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [In an experiment with photoelectric effect, the stopping potential.1) increases with increase in the wavelength of the](https://aliceblue-clam-153295.hostingersite.com/in-an-experiment-with-photoelectric-effect-the-stopping-potential/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [An electric dipole is placed at a distance of 2 cm from an infinite plane sheet having positive charge density](https://aliceblue-clam-153295.hostingersite.com/an-electric-dipole-is-placed-at-a-distance-of-2-cm-from-an-infinite-plane-sheet/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The difference of temperature in a material can convert heat energy into electrical energy. To harvest the heat energy, the material should have](https://aliceblue-clam-153295.hostingersite.com/the-difference-of-temperature-in-a-material-can-convert-heat-energy-into-electrical-energy/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Two light beams fall on a transparent material block at point 1 and 2 with angle respectively, as shown in figure. After refraction](https://aliceblue-clam-153295.hostingersite.com/two-light-beams-fall-on-a-transparent-material-block-at-point-1-and-2-with/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A container of fixed volume contains a gas at 27°C. To double the pressure of the gas, the temperature of gas should be raised to _ °C.](https://aliceblue-clam-153295.hostingersite.com/a-container-of-fixed-volume-contains-a-gas-at-27c/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The coordinates of a particle with respect to origin in a given reference frame is (1, 1, 1) meters. if a in a given reference frame is (1, 1, 1) meters](https://aliceblue-clam-153295.hostingersite.com/the-coordinates-of-a-particle-with-respect-to-origin-in-a-given-reference-frame-is-1-1-1-meters/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The workdone in an adiabatic change in an ideal gas depends upon only :(1) change in its pressure (2) change in its specific heat (3) change in its volume](https://aliceblue-clam-153295.hostingersite.com/the-workdone-in-an-adiabatic-change-in-an-ideal-gas-depends-upon-only/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Let u and v be the distances of the object and the image from a lens of focal length f. The correct graphical representation of u and v for a convex](https://aliceblue-clam-153295.hostingersite.com/let-u-and-v-be-the-distances-of-the-object-and-the-image-from-a-lens-of-focal-length-f/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A body of mass 'm' connected to a massless and unstretchable string goes in verticle circle of radius 'R' under gravity g. The other end of the string is](https://aliceblue-clam-153295.hostingersite.com/a-body-of-mass-m-connected-to-a-massless-and-unstretchable-string-goes-in-verticle-circle/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [For the circuit shown above, equivalent GATE is : (1) OR gate (2) NOT gate (3) AND gate (4) NAND gate](https://aliceblue-clam-153295.hostingersite.com/for-the-circuit-shown-above-equivalent-gate-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [The fractional compression of water at the depth of 2.5 km below the sea level is](https://aliceblue-clam-153295.hostingersite.com/the-fractional-compression/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A coil of area A and N turns is rotating with angular velocity in a uniform magnetic field about an axis perpendicular to](https://aliceblue-clam-153295.hostingersite.com/a-coil-of-area-a-and-n-turns-is-rotating-with-angular-velocity/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [As shown below, bob A of a pendulum having massless string of length 'R' is released from 60° to the vertical. It hits another bob B of half the mass that is at rest on a friction less table in the centre.](https://aliceblue-clam-153295.hostingersite.com/as-shown-below-bob-a-of-a-pendulum-having-massless-string-of-length/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Consider a long straight wire of a circular cross-section (radius a) carrying a steady current I. 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It is pushed down and released to execute simple harmonic oscillations](https://aliceblue-clam-153295.hostingersite.com/a-light-hollow-cube-of-side-length-10-cm-and-mass-10g-is-floating-in-water-it-is-pushed-down-and-released-to-execute-simple-harmonic-oscillations/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [Regarding self-inductance : A : The self-inductance of the coil depends on its geometry.B : Self-inductance does not depend on the permeability of the medium](https://aliceblue-clam-153295.hostingersite.com/regarding-self-inductance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [In a series LCR circuit, a resistor of 300 ,a capacitor of 25 nF and an inductor of 100 mH are used. For maximum current in the circuit, the](https://aliceblue-clam-153295.hostingersite.com/in-a-series-lcr-circuit-a-resistor-of-300/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [A time varying potential difference is applied between the plates of a parallel plate capacitor of capacitance 2.5 F. The dielectric constant](https://aliceblue-clam-153295.hostingersite.com/a-time-varying-potential-difference-is-applied-between-the-plates-of-a-parallel-plate-capacitor-of-capacitance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [At steady state the charge on the capacitor, as shown in the circuit below, is __ C.](https://aliceblue-clam-153295.hostingersite.com/at-steady-state-the-charge-on-the-capacitor-as-shown-in-the-circuit-below-is-__-%ef%81%adc/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 - [NEET and JEE Aspirant Student Dashboard](https://aliceblue-clam-153295.hostingersite.com/neet-and-jee-aspirant-student-dashboard/): 🎓 Bhautik Study Student Portal NEET & JEE | One Platform, Smarter Results 🚀 “Every expert was once a beginner. Keep practicing, success is near!” 💡 Dear Student, Welcome to your personal performance dashboard. Here you can track your offline test results, understand your strengths, and work on your weak areas with smart insights. 🚀 Made with ❤️ for Bhautik Students | Stay focused. Stay confident. - [is the uniform surface charge density of a thin spherical shell of radius R. The electric field at any point on the surface of the spherical shell is :](https://aliceblue-clam-153295.hostingersite.com/is-the-uniform-surface-charge-density-of-a-thin-spherical-shell-of-radius-r/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question σ is the uniform surface charge density of a thin spherical shell of radius R. The electric field at any point on the surface of the spherical shell is :                                                                                 (JEE-2024)   ✅ Answer 🚀 Learn more at - [While measuring diameter of wire using screw gauge the following readings were noted. Main scale reading is 1 mm and circular scale reading](https://aliceblue-clam-153295.hostingersite.com/while-measuring-diameter-of-wire-using-screw-gauge-the-following-readings-were-noted/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question While measuring diameter of wire using screw gauge the following readings were noted. Main scale reading is 1 mm and circular scale reading is equal to 42 divisions. Pitch of screw gauge is 1 mm and it has 100 divisions on circular scale. The diameter of the wire is x/50 mm . The value of x is : (1) 142           (2) 71 (3) 42             (4) 21             - [Which of the following phenomena does not explain by wave nature of light.(A) reflection (B) diffraction (C) photoelectric effect (D) interference (E) polarization](https://aliceblue-clam-153295.hostingersite.com/which-of-the-following-phenomena-does-not-explain-by-wave-nature-of-light/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Which of the following phenomena does not explain by wave nature of light.  (A) reflection  (B) diffraction  (C) photoelectric effect  (D) interference  (E) polarization  Choose the most appropriate answer from the options given below :  (1) E only  (2) C only  (3) B, D only  (4) A, C only                                 (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is - [Electromagnetic waves travel in a medium with speed of 1.5 × 108 ms–1. The relative permeability of the medium is 2.0. The relative permittivity will](https://aliceblue-clam-153295.hostingersite.com/electromagnetic-waves-travel-in-a-medium-with-speed-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Electromagnetic waves travel in a medium with speed of 1.5 × 10^8 ms^–1. The relative permeability of the medium is 2.0. The relative permittivity will be :  (1) 5  (2) 1  (3) 4  (4) 2                             (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [To project a body of mass m from earth's surface to infinity, the required kinetic energy is (assume, the radius of earth is RE, g = acceleration due to](https://aliceblue-clam-153295.hostingersite.com/to-project-a-body-of-mass-m-from-earth/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question To project a body of mass m from earth’s surface to infinity, the required kinetic energy is (assume, the radius of earth is RE, g = acceleration due to gravity on the surface of earth) :                                                                      (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 - [The ratio of the shortest wavelength of Balmer series to the shortest wavelength of Lyman series](https://aliceblue-clam-153295.hostingersite.com/the-ratio-of-the-shortest-wavelength-of-balmer-series/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The ratio of the shortest wavelength of Balmer series to the shortest wavelength of Lyman series for hydrogen atom is :  (1) 4 : 1  (2) 1 : 2  (3) 1 : 4  (4) 2 : 1                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A bullet of mass 50 g is fired with a speed 100 m/s on a plywood and emerges with 40 m/s. The percentage loss of kinetic energy is :](https://aliceblue-clam-153295.hostingersite.com/a-bullet-of-mass-50-g-is-fired-with-a-speed/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A bullet of mass 50 g is fired with a speed 100 m/s on a plywood and emerges with 40 m/s. The percentage loss of kinetic energy is :  (1) 32%  (2) 44%  (3) 16%  (4) 84%               (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [To find the spring constant (k) of a spring experimentally, a student commits 2% positive error in the measurement of time and 1% negative](https://aliceblue-clam-153295.hostingersite.com/to-find-the-spring-constant-k-of-a-spring-experimentally/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question To find the spring constant (k) of a spring experimentally, a student commits 2% positive error in the measurement of time and 1% negative error in measurement of mass. The percentage error in determining value of k is :  (1) 3%  (2) 1%  (3) 4%  (4) 5%                                                            - [The current in an inductor is given by I = (3t + 8) where t is in second. The magnitude of induced emf produced in the inductor is 12 mV. The self-](https://aliceblue-clam-153295.hostingersite.com/the-current-in-an-inductor-is-given-by/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The current in an inductor is given by I = (3t + 8) where t is in second. The magnitude of induced emf produced in the inductor is 12 mV. The self- inductance of the inductor _______ mH.  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A wire of resistance 20  is divided into 10 equal parts. A combination of two parts are connected in parallel and so on. Now resulting pairs of parallel](https://aliceblue-clam-153295.hostingersite.com/a-wire-of-resistance-20/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A wire of resistance 20 Ω is divided into 10 equal parts. A combination of two parts are connected in parallel and so on. Now resulting pairs of parallel combination are connected in series. The equivalent resistance of final combination is _______ Ω.   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [The maximum height reached by a projectile is 64 m. If the initial velocity is halved, the new maximum height of the projectile is __ m.](https://aliceblue-clam-153295.hostingersite.com/the-maximum-height-reached-by-a-projectile-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The maximum height reached by a projectile is 64 m. If the initial velocity is halved, the new maximum height of the projectile is ______ m.     (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [The electric field at point p due to an electric dipole is E. The electric field at point R on equitorial line will be](https://aliceblue-clam-153295.hostingersite.com/the-electric-field-at-point-p-due-to-an-electric-dipole-is-e/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The electric field at point p due to an electric dipole is E. The electric field at point R on equitorial line will be E/x . The value of x :                                                                         (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content - [A hydraulic press containing water has two arms with diameters as mentioned in the figure. A force of 10 N is applied on the surface of water in the](https://aliceblue-clam-153295.hostingersite.com/a-hydraulic-press-containing-water-has-two-arms-with/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A hydraulic press containing water has two arms with diameters as mentioned in the figure. A force of 10 N is applied on the surface of water in the thinner arm. The force required to be applied on the surface of water in the thicker arm to maintain equilibrium of water is _______ N.                                                    - [A hollow sphere is rolling on a plane surface about its axis of symmetry. The ratio of rotational kinetic energy to its total kinetic energy is](https://aliceblue-clam-153295.hostingersite.com/a-hollow-sphere-is-rolling-on-a-plane-surface-about-its-axis/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A hollow sphere is rolling on a plane surface about its axis of symmetry. The ratio of rotational kinetic energy to its total kinetic energy is x/5 . The value of x is ________.                                           (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET - [A sonometer wire of resonating length 90 cm has a fundamental frequency of 400 Hz when kept under some tension. The resonating length of the wire](https://aliceblue-clam-153295.hostingersite.com/a-sonometer-wire-of-resonating-length-90-cm-has-a-fundamental-frequency/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A sonometer wire of resonating length 90 cm has a fundamental frequency of 400 Hz when kept under some tension. The resonating length of the wire with fundamental frequency of 600 Hz under same tension _______ cm.                                                   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik - [In a single slit experiment, a parallel beam of green light of wavelength 550 nm passes through a slit of width 0.20 mm. The transmitted](https://aliceblue-clam-153295.hostingersite.com/in-a-single-slit-experiment-a-parallel-beam-of-green-light-of-wavelength-550-nm/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question In a single slit experiment a parallel beam of green light of wavelength 550 nm passes through a slit of width 0.20 mm. The transmitted light is collected on a screen 100 cm away. The distance of first order minima from the central maximum will be x × 10^–5 m. The value of x is :   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, - [The shortest wavelength of the spectral lines in the Lyman series of hydrogen spectrum is 915 Å. The longest wavelength of spectral lines in the Balmer](https://aliceblue-clam-153295.hostingersite.com/the-shortest-wavelength-of-the-spectral-lines-in-the-lyman/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The shortest wavelength of the spectral lines in the Lyman series of hydrogen spectrum is 915 Å. The longest wavelength of spectral lines in the Balmer series will be _______ Å.   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A solenoid of length 0.5 m has a radius of 1 cm and is made up of 'm' number of turns. It carries a current of 5A. If the magnitude of the magnetic](https://aliceblue-clam-153295.hostingersite.com/a-solenoid-of-length-0-5-m-has-a-radius-of-1-cm-and-is-made/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A solenoid of length 0.5 m has a radius of 1 cm and is made up of ‘m’ number of turns. It carries a current of 5A. If the magnitude of the magnetic field inside the solenoid is 6.28 × 10^–3 T, then the value of m is :      (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: - [The ratio of heat dissipated per second through the resistance 5  and 10  in the circuit given below is :](https://aliceblue-clam-153295.hostingersite.com/the-ratio-of-heat-dissipated-per-second-through-the-resistance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The ratio of heat dissipated per second through the resistance 5 Ω and 10 Ω in the circuit given below is :  (1) 1 : 2  (2) 2 : 1  (3) 4 : 1  (4) 1 : 1                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A satellite revolving around a planet in stationary orbit has time period 6 hours. The mass of planet is one-fourth the mass of earth. The radius orbit of](https://aliceblue-clam-153295.hostingersite.com/a-satellite-revolving-around-a-planet-in-stationary-orbit/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A satellite revolving around a planet in stationary orbit has time period 6 hours. The mass of planet is one-fourth the mass of earth. The radius orbit of planet is : (Given = Radius of geo-stationary orbit for earth is 4.2 × 10^4 km                                                                       - [A heavy box of mass 50 kg is moving on a horizontal surface. If co-efficient of kinetic friction between the box and horizontal surface is 0.3 then](https://aliceblue-clam-153295.hostingersite.com/a-heavy-box-of-mass-50-kg-is-moving-on-a-horizontal-surface/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A heavy box of mass 50 kg is moving on a horizontal surface. If co-efficient of kinetic friction between the box and horizontal surface is 0.3 then force of kinetic friction is :  (1) 14.7 N  (2) 147 N  (3) 1.47 N  (4) 1470 N                                            (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This - [A vernier callipers has 20 divisions on the vernier scale, which coincides with 19th division on the main scale. The least count of the instrument is 0.1 mm.](https://aliceblue-clam-153295.hostingersite.com/a-vernier-callipers-has-20-divisions-on-the-vernier-scale/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A vernier callipers has 20 divisions on the vernier scale, which coincides with 19th division on the main scale. The least count of the instrument is 0.1 mm. One main scale division is equal to ____mm.  (1) 1  (2) 0.5  (3) 2  (4) 5                                                         (JEE-2024)   ✅ Answer 🚀 Learn - [Match List-I with List-II : Choose the correct answer from the options given below : (1) (A)-(II), (B)-(IV), (C)-(I), (D)-(III)](https://aliceblue-clam-153295.hostingersite.com/match-list-i-with-list-ii-3/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Match List I with List II  Choose the correct answer from the options given below :  (1) (A)-(II), (B)-(IV), (C)-(I), (D)-(III)  (2) (A)-(IV), (B)-(II), (C)-(III), (D)-(I)  (3) (A)-(III), (B)-(IV), (C)-(I), (D)-(II)  (4) (A)-(III), (B)-(I), (C)-(II), (D)-(IV)             (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [During an adiabatic process, if the pressure of a gas is found to be proportional to the cube of its absolute temperature, then the ratio of](https://aliceblue-clam-153295.hostingersite.com/during-an-adiabatic-process-if-the-pressure-of-a-gas-is-found-to-be-proportional-to/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question During an adiabatic process if the pressure of a gas is found to be proportional to the cube of its absolute temperature, then the ratio of Cp / Cv for the gas is :                                                                        (JEE-2024)   ✅ Answer 🚀 Learn more at - [Match List-I with List-II :- Choose the correct answer from the options given below : (1) (A)-(II), (B)-(I), (C)-(IV), (D)-(III)](https://aliceblue-clam-153295.hostingersite.com/match-list-i-with-list-ii-2/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Match List I with List II :-  Choose the correct answer from the options given below :   (1) (A)-(II), (B)-(I), (C)-(IV), (D)-(III)   (2) (A)-(III), (B)-(II), (C)-(IV), (D)-(I)   (3) (A)-(IV), (B)-(III), (C)-(II), (D)-(I)   (4) (A)-(I), (B)-(III), (C)-(II), (D)-(IV)           (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A body is moving unidirectionally under the influence of a constant power source. Its displacement in time t is proportional to :](https://aliceblue-clam-153295.hostingersite.com/a-body-is-moving-unidirectionally-under-the-influence-of-a-constant-power/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A body is moving unidirectionally under the influence of a constant power source. Its displacement in time t is proportional to :                                                                     (JEE-2024)   ✅ Answer Ans. (3)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, - [The output (Y) of logic circuit given below is 0 only when :](https://aliceblue-clam-153295.hostingersite.com/the-output-y-of-logic-circuit-given-below-is-0/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The output (Y) of logic circuit given below is 0 only when : (1) A = 1, B = 0  (2) A = 0, B = 0  (3) A = 1, B = 1  (4) A = 0, B = 1                                          (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study - [What is the dimensional formula of ab–1 in the equation where letters](https://aliceblue-clam-153295.hostingersite.com/what-is-the-dimensional-formula-of-ab-1-in-the-equation/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question What is the dimensional formula of ab 1 in the equation  where letters have their usual meaning.                                                                                                         (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com - [A series LCR circuit is subjected to an AC signal of 200 V, 50 Hz. If the voltage across the inductor (L = 10 mH)](https://aliceblue-clam-153295.hostingersite.com/a-series-lcr-circuit-is-subjected-to-an-ac-signal-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A series LCR circuit is subjected to an AC signal of 200 V, 50 Hz. If the voltage across the inductor (L = 10 mH) is 31.4 V, then the current in this circuit is ________ :  (1) 68 A  (2) 63 A  (3) 10 A  (4) 10 mA    (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. 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The magnitude of centripetal acceleration of monkey is (in m/s^2) :                                                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 - [The electrostatic force F1 and magnetic force F2 acting on a charge q moving with velocity v can be written :](https://aliceblue-clam-153295.hostingersite.com/the-electrostatic-force-and-magnetic-force-acting/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The electrostatic force  and magnetic force  acting on a charge q moving with velocity v can be written :                                                                       (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. 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Visit: www.bhautikstudy.com - [If n is the number density and d is the diameter of the molecule, then the average distance covered by a molecule between two successive](https://aliceblue-clam-153295.hostingersite.com/if-n-is-the-number-density-and-d-is-the-diameter-of-the-molecule/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question If n is the number density and d is the diameter of the molecule, then the average distance covered by a molecule between two successive collisions (i.e. mean free path) is represented by :                                                                                          - [The vehicles carrying inflammable fluids usually have metallic chains touching the ground : (1) To conduct excess charge due to air friction to](https://aliceblue-clam-153295.hostingersite.com/the-vehicles-carrying-inflammable-fluids-usually-have-metallic/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The vehicles carrying inflammable fluids usually have metallic chains touching the ground :  (1) To conduct excess charge due to air friction to ground and prevent sparking.  (2) To alert other vehicles.  (3) To protect tyres from catching dirt from ground.  (4) It is a custom.                     (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and - [A galvanometer of resistance 100 when connected in series with 400 measures a voltage](https://aliceblue-clam-153295.hostingersite.com/a-galvanometer-of-resistance-100/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A galvanometer of resistance 100 Ω when connected in series with 400 Ω measures a voltage of upto 10 V. The value of resistance required to convert the galvanometer into ammeter to read upto 10 A is x × 10^–2 Ω. The value of x is :  (1) 2  (2) 800  (3) 20  (4) 200                                            - [The angular momentum of an electron in a hydrogen atom is proportional to : (Where r is the radius of orbit of electron)](https://aliceblue-clam-153295.hostingersite.com/the-angular-momentum-of-an-electron-in-a-hydrogen-atom-is-proportiona/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The angular momentum of an electron in a hydrogen atom is proportional to : (Where r is the radius of orbit of electron)                                                                  (JEE-2024)   ✅ Answer Ans. (1)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, - [Which of the following statement is not true about stopping potential (V0)?(1) It depends on the nature of emitter material.](https://aliceblue-clam-153295.hostingersite.com/which-of-the-following-statement-is-not-true-about-stopping-potential/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Which of the following statement is not true about stopping potential (V0)?  (1) It depends on the nature of emitter material.  (2) It depends upon frequency of the incident light.  (3) It increases with increase in intensity of the incident light. (4) It is 1/e times the maximum kinetic energy of electrons emitted.      (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and - [Given below are two statements : Statement I : When the white light passed through a prism, the red light bends lesser than yellow and](https://aliceblue-clam-153295.hostingersite.com/given-below-are-two-statements-6/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Given below are two statements :  Statement I : When the white light passed through a prism, the red light bends lesser than yellow and violet.  Statement II : The refractive indices are different for different wavelengths in dispersive medium.  In the light of the above statements, choose the correct answer from the options given below :  (1) Both Statement I and Statement II are true.  (2) Statement I is true but Statement II is false.  (3) Both - [Mercury is filled in a tube of radius 2 cm up to a height of 30 cm. The force exerted by mercury on the bottom of the tube is](https://aliceblue-clam-153295.hostingersite.com/mercury-is-filled-in-a-tube-of-radius-2-cm-up-to-a-height-of-30-cm/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Mercury is filled in a tube of radius 2 cm up to a height of 30 cm. The force exerted by mercury on the bottom of the tube is ___N.  (Given, atmospheric pressure = 10^5 Nm^–2, density of mercury = 1.36 × 10^4 kg m^–3, g = 10 ms^–2, Π = 22/7 )        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET - [Two parallel long current carrying wire separated by a distance 2r are shown in the figure. The ratio of magnetic field at A to](https://aliceblue-clam-153295.hostingersite.com/two-parallel-long-current-carrying-wire-separated-by-a-distance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Two parallel long current carrying wire separated by a distance 2r are shown in the figure. The ratio of magnetic field at A to the magnetic field produced at C is x /7 . The value of x is ___.                                                                          - [Two wires A and B are made up of the same material and have the same mass. Wire A has radius of 2.0 mm and wire B has radius of 4.0 mm](https://aliceblue-clam-153295.hostingersite.com/two-wires-a-and-b-are-made-up-of-the-same-material-and-have-the-same-mass/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Two wires A and B are made up of the same material and have the same mass. Wire A has radius of 2.0 mm and wire B has radius of 4.0 mm. The resistance of wire B is 2Ω. The resistance of wire A is _____Ω.                                                              - [A rod of length 60 cm rotates with a uniform angular velocity 20 rad s–1 about its perpendicular bisector, in a uniform magnetic field 0.5 T. The](https://aliceblue-clam-153295.hostingersite.com/a-rod-of-length-60-cm-rotates-with-a-uniform-angular-velocity/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A rod of length 60 cm rotates with a uniform angular velocity 20 rad s^–1 about its perpendicular bisector, in a uniform magnetic field 0.5 T. The direction of magnetic field is parallel to the axis of rotation. The potential difference between the two ends of the rod is ____V.    (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. 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(Given sin 15° = 0.25)              (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET - [The disintegration energy Q for the nuclear fission of 235 u 140 Ce 94 Zr +n](https://aliceblue-clam-153295.hostingersite.com/the-disintegration-energy-q-for-the-nuclear-fission/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The disintegration energy Q for the nuclear fission (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [In a system two particles of masses m1 = 3kg and m2 is 2kg are placed at certain distance from each](https://aliceblue-clam-153295.hostingersite.com/in-a-system-two-particles-of-masses/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question In a system two particles of masses m1 = 3kg and m2 = 2kg are placed at certain distance from each other. The particle of mass m1 is moved towards the center of mass of the system through a distance 2cm. In order to keep the center of mass of the system at the original position, the particle of mass m2 should move towards the center of mass by the distance ____ cm.     (JEE-2024)   - [A parallel plate capacitor of capacitance 12.5 pF is charged by a battery connected between its plates to potential difference](https://aliceblue-clam-153295.hostingersite.com/a-parallel-plate-capacitor-of-capacitance-3/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A parallel plate capacitor of capacitance 12.5 pF is charged by a battery connected between its plates to potential difference of 12.0 V. The battery is now disconnected and a dielectric slab (Er = 6) is inserted between the plates. The change in its potential energy after inserting the dielectric slab is _______× 10^–12 J.     (JEE-2024)   ✅ Answer Ans. (750)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — - [A bus moving along a straight highway with speed of 72 km/h is brought to halt within 4s after applying the brakes.](https://aliceblue-clam-153295.hostingersite.com/a-bus-moving-along-a-straight-highway-with-speed-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A bus moving along a straight highway with speed of 72 km/h is brought to halt within 4s after applying the brakes. The distance travelled by the bus during this time (Assume the retardation is uniform) is _______m.      (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. 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Visit: www.bhautikstudy.com - [A 90 kg body placed at 2R distance from surface of earth experiences gravitational pull of : (R = Radius of earth, g = 10 ms–2)](https://aliceblue-clam-153295.hostingersite.com/a-90-kg-body-placed-at-2r-distance-from-surface-of-earth-experiences/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A 90 kg body placed at 2R distance from surface of earth experiences gravitational pull of :  (R = Radius of earth, g = 10 ms^–2)  (1) 300 N  (2) 225 N  (3) 120 N  (4) 100 N                                                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by - [Applying the principle of homogeneity of dimensions, determine which one is correct. where T is time period, G is gravitational constant,](https://aliceblue-clam-153295.hostingersite.com/applying-the-principle-of-homogeneity-of-dimensions/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Applying the principle of homogeneity  of dimensions, determine which one is correct.where T is time period, G is gravitational constant, M is mass, r is radius of orbit.                                                                         (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by - [A charge q is placed at the center of one of the surface of a cube. The flux linked with the cube](https://aliceblue-clam-153295.hostingersite.com/a-charge-q-is-placed-at-the-center-of-one-of-the-surface-of-a-cube/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A charge q is placed at the center of one of the surface of a cube. The flux linked with the cube is :-                                                                         (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for - [A sample of gas at temperature T is adiabatically expanded to double its volume. Adiabatic constant for the gas is](https://aliceblue-clam-153295.hostingersite.com/a-sample-of-gas-at-temperature-t-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A sample of gas at temperature T is adiabatically expanded to double its volume. Adiabatic constant for the gas is The work done by the gas in the process is : (µ = 1 mole)                                                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 - [According to Bohr's theory, the moment of momentum of an electron revolving in 4th orbit of hydrogen atom is :](https://aliceblue-clam-153295.hostingersite.com/according-to-bohrs-theory/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question According to Bohr’s theory, the moment of momentum of an electron revolving in 4th orbit of hydrogen atom is :                                                                   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. - [Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Number of photons increases with](https://aliceblue-clam-153295.hostingersite.com/given-below-are-two-statements-5/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R.  Assertion A : Number of photons increases with increase in frequency of light.  Reason R : Maximum kinetic energy of emitted electrons increases with the frequency of incident radiation. In the light of the above statements,  choose the most appropriate answer from the options given below :  (1) Both A and R are correct and R - [In simple harmonic motion, the total mechanical energy of given system is E. If mass of oscillating particle P is doubled then the new energy of the system for same](https://aliceblue-clam-153295.hostingersite.com/in-simple-harmonic-motion-the-total-mechanical-energy-of-given-system-is-e/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question In simple harmonic motion the total mechanical energy of given system is E. If mass of oscillating particle P is doubled then the new energy of the system for same amplitude is :                                                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com - [A 2 kg brick begins to slide over a surface which is inclined at an angle of 45° with respect to horizontal axis. The co-efficient of static friction between their surfaces is :](https://aliceblue-clam-153295.hostingersite.com/a-2-kg-brick-begins-to-slide-over-a-surface-which-is-inclined-at-an-angle-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A 2 kg brick begins to slide over a surface which is inclined at an angle of 45° with respect to horizontal axis. The co-efficient of static frictionbetween their surfaces is :  (1) 1  (2) 1/ √3  (3) 0.5  (4) 1.7       (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [An electric bulb rated 50 W – 200 V is connected across a 100 V supply. The power dissipation of the bulb is :](https://aliceblue-clam-153295.hostingersite.com/an-electric-bulb-rated-50-w/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An electric bulb rated 50 W – 200 V is connected across a 100 V supply. The power dissipation of the bulb is :  (1) 12.5 W  (2) 25 W  (3) 50 W  (4) 100 W           (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A body of m kg slides from rest along the curve of vertical circle from point A to B in friction less path. The velocity of the body at B is :](https://aliceblue-clam-153295.hostingersite.com/a-body-of-m-kg-slides-from-rest-along-the-curve-of-vertical-circle-from-point/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A body of m kg slides from rest along the curve of vertical circle from point A to B in friction less path. The velocity of the body at B is :  (1) 19.8 m/s   (2) 21.9 m/s  (3) 16.7 m/s  (4) 10.6 m/s    (JEE-2024)   ✅ Answer Ans. (2)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [Given below are two statements : Statement I : The contact angle between a solid and a liquid is a property of the material of the](https://aliceblue-clam-153295.hostingersite.com/given-below-are-two-statements-4/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Given below are two statements :  Statement I : The contact angle between a solid and a liquid is a property of the material of the solid and liquid as well.  Statement II : The rise of a liquid in a capillary tube does not depend on the inner radius of the tube. In the light of the above statements, choose the correct answer from the options given below :  (1) Both Statement I and Statement - [Match List I with List II Choose the correct answer from the options given below : (1) A-I, B-IV, C-III, D-II (2) A-IV, B-I, C-III, D-II](https://aliceblue-clam-153295.hostingersite.com/physics-numericals-for/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Match List I with List II Choose the correct answer from the options given below :  (1) A-I, B-IV, C-III, D-II  (2) A-IV, B-I, C-III, D-II (3) A-IV, B-I, C-II, D-III  (4) A-I, B-IV, C-II, D-III                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [Correct formula for height of a satellite from earths surface is :](https://aliceblue-clam-153295.hostingersite.com/correct-formula-for-height-of-a-satellite-from-earths-surface-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Correct formula for height of a satellite from earths surface is :                                                                   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [The width of one of the two slits in a Young's double slit experiment is 4 times that of the other slit. The ratio of the maximum of the minimum](https://aliceblue-clam-153295.hostingersite.com/the-width-of-one-of-the-two-slits-in-a-young/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The width of one of the two slits in a Young’s double slit experiment is 4 times that of the other slit. The ratio of the maximum of the minimum intensity in the interference pattern is :  (1) 9 :1  (2) 16 : 1  (3) 1 : 1  (4) 4 : 1                                        (JEE-2024)   ✅ Answer 🚀 Learn - [Identify the logic gate given in the circuit : (1) NAND - gate (2) OR - gate (3) AND gate (4) NOR gate](https://aliceblue-clam-153295.hostingersite.com/identify-the-logic-gate-given-in-the-circuit/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Identify the logic gate given in the circuit :   (1) NAND – gate  (2) OR – gate  (3) AND gate  (4) NOR gate                (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [Arrange the following in the ascending order of wavelength : Choose the most appropriate answer from the options given below :](https://aliceblue-clam-153295.hostingersite.com/arrange-the-following-in-the-ascending-order-of-wavelength/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Arrange the following in the ascending order of wavelength :  (A) Gamma rays (λ1)  (B) x-ray (λ2)  (C) Infrared waves (λ3)  (D) Microwaves (λ4)  Choose the most appropriate answer from the options given below :  (1) λ4 < λ3 < λ1< λ2  (2) λ4 < λ3 < λ2< λ1  (3) λ1 < λ2< λ3 < λ4 (4) λ2 < λ1 < λ4 < λ3    (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [Which of the diode circuit shows correct biasing used for the measurement of dynamic resistance of p-n junction diode :](https://aliceblue-clam-153295.hostingersite.com/which-of-the-diode-circuit-shows-correct-biasing-used/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Which of the diode circuit shows correct biasing used for the measurement of dynamic resistance of p-n junction diode :                                                                       (JEE-2024)   ✅ Answer Ans. (2)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET - [The magnetic moment of a bar magnet is 0.5 Am^2. It is suspended in a uniform magnetic field of 8 × 10^–2 T. The work done in rotating it from its](https://aliceblue-clam-153295.hostingersite.com/the-magnetic-moment-of-a-bar-magnet-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The magnetic moment of a bar magnet is 0.5 Am^2. It is suspended in a uniform magnetic field of 8 × 10^–2 T. The work done in rotating it from its most stable to most unstable position is :  (1) 16 × 10^–2 J  (2) 8 × 10^–2 J  (3) 4 × 10^–2 J  (4) Zero           (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study - [A cyclist starts from the point P of a circular ground of radius 2 km and travels along its circumference to the point S. The displacement of](https://aliceblue-clam-153295.hostingersite.com/a-cyclist-starts-from-the-point-p-of-a-circular-ground-of-radius/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A cyclist starts from the point P of a circular ground of radius 2 km and travels along its circumference to the point S. The displacement of a cyclist is :  (1) 6 km  (2) √8 km  (3) 4 km  (4) 8 km                                                     (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is - [The translational degrees of freedom (Ft) and rotational degrees of freedom (Ft) of CH4 molecule are](https://aliceblue-clam-153295.hostingersite.com/the-translational-degrees-of-freedom-ft-and-rotational-degrees-of-freedom/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The translational degrees of freedom (ft ) and rotational degrees of freedom (fr ) of CH4 molecule are :                                                                      (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics - [A solid sphere and a hollow cylinder roll up without slipping on same inclined plane with same initial speed v. The sphere and the cylinder reaches](https://aliceblue-clam-153295.hostingersite.com/a-solid-sphere-and-a-hollow-cylinder-roll-up-without-slipping-on-same-inclined/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A solid sphere and a hollow cylinder roll up without slipping on same inclined plane with same initial speed v. The sphere and the cylinder reaches upto maximum heights h1 and h2, respectively, above the initial level. The ratio h1 : h2 is n /10 . The value of n is_____.    (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. - [Two forces F1 and F2 are acting on a body. One force has magnitude thrice that of the other force and the resultant of the two forces](https://aliceblue-clam-153295.hostingersite.com/two-forces-are-acting-on-a-body/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Two forces are acting on a body. One force has magnitude thrice that of the other force and the resultant of the two forces is equal to the force of larger magnitude. The angle between                                                             (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by - [An elastic spring under tension of 3 N has a length a. Its length is b under tension 2 N. For its length (3a – 2b), the value of tension will be_____ N.](https://aliceblue-clam-153295.hostingersite.com/an-elastic-spring-under-tension-of-3-n-has-a-length/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An elastic spring under tension of 3 N has a length a. Its length is b under tension 2 N. For its length (3a – 2b), the value of tension will be_____ N.                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [Two wavelengths λ1 and λ2 are used in Young's double slit experiment λ1 = 450 nm and λ2 = 650 nm. The minimum order of fringe](https://aliceblue-clam-153295.hostingersite.com/two-wavelengths-%ce%bb1-and-%ce%bb2-are-used-in-young/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Two wavelengths λ1 and λ2 are used in Young’s double slit experiment λ1 = 450 nm and λ2 = 650 nm. The minimum order of fringe produced by λ2 which overlaps with the fringe produced by λ1 is n. The value of n is ____.          (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A soap bubble is blown to a diameter of 7 cm. 36960 erg of work is done in blowing it further. If surface tension of soap solution is 40 dyne/cm then](https://aliceblue-clam-153295.hostingersite.com/a-soap-bubble-is-blown-to-a-diameter-of-7-cm/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A soap bubble is blown to a diameter of 7 cm. 36960 erg of work is done in blowing it further. If surface tension of soap solution is 40 dyne/cm then the new radius is ______ cm. Take                                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. - [Twelve wires each having resistance 2 are joined to form a cube. A battery of 6 V emf is joined across point a and c.](https://aliceblue-clam-153295.hostingersite.com/twelve-wires-each-having-resistance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Twelve wires each having resistance 2Ω are joined to form a cube. A battery of 6 V emf is joined across point a and c. The voltage differencebetween e and f is_____ V.                                                                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided - [A alternating current at any instant is given by .The rms value of the current is___________ A.](https://aliceblue-clam-153295.hostingersite.com/a-alternating-current-at-any-instant-is-given-by/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A alternating current at any instant is given by  . The rms value of the current is___________ A.                                                                                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, - [The magnetic field existing in a region is given by B 0.2 kT 1 2x   . A square loop of edge 50 cm carrying 0.5 A current is placed in x-y plane with](https://aliceblue-clam-153295.hostingersite.com/the-magnetic-field-existing-in-a-region-is-given-by/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The magnetic field existing in a region is given by A square loop of edge 50 cm carrying 0.5 A current is placed in x-y plane with its edges parallel to the x-y axes, as shown in figure. The magnitude of the net magnetic force experienced by the loop is______ mN.                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com - [A hydrogen atom changes its state from n = 3 to n = 2. Due to recoil, the percentage change in the wave length of emitted light is approximately](https://aliceblue-clam-153295.hostingersite.com/a-hydrogen-atom-changes-its-state-from/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A hydrogen atom changes its state from n = 3 to n = 2. Due to recoil, the percentage change in the wave length of emitted light is approximately 1 × 10^–n. The value of n is__________.   [Given Rhc = 13.6 eV, hc = 1242 eV nm, h = 6.6 × 10^–34 J s, mass of the hydrogen atom = 1.6 × 10^–27 kg]                              - [An infinite plane sheet of charge having uniform surface charge density +s C/m2 is placed on x-y plane. Another infinitely long line charge having](https://aliceblue-clam-153295.hostingersite.com/an-infinite-plane-sheet-of-charge-having-uniform-surface-charge-density/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An infinite plane sheet of charge having uniform surface charge density + σs C/m2 is placed on x-y plane. Another infinitely long line charge having uniform linear charge density +λe C/m is placed at z = 4m plane and parallel to y-axis. If the magnitude values then at point (0, 0, 2), the ratio of magnitudes of electric field values due to sheet charge to that of line charge is Π√n:1 The value of n is________.          - [In an ac circuit, the instantaneous current is zero, when the instantaneous voltage is maximum. In this case, the source may be connected to :](https://aliceblue-clam-153295.hostingersite.com/in-an-ac-circuit-the-instantaneous-current-is-zero/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question In an ac circuit the instantaneous current is zero, when the instantaneous voltage is maximum. In this case, the source may be connected to   A. pure inductor.   B. pure capacitor.   C. pure resistor.   D. combination of an inductor and capacitor.Choose the correct answer from the options given below :  (1) A, B and C only  (2) B, C and D only  (3) A and B only  (4) A, B and D only       (JEE-2024)   ✅ - [The co-ordinates of a particle moving in x-y plane are given by : x = 2 + 4t, y= 3t + 8t^2 The motion of the particle is :](https://aliceblue-clam-153295.hostingersite.com/the-co-ordinates-of-a-particle-moving-in-x-y-plane/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The co-ordinates of a particle moving in x-y plane are given by : x = 2 + 4t, y= 3t + 8t^2. The motion of the particle is :  (1) non-uniformly accelerated.  (2) uniformly accelerated having motion along a straight line.  (3) uniform motion along a straight line.  (4) uniformly accelerated having motion along a parabolic path.   (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, - [P-T diagram of an ideal gas having three different densities 1, 2, 3 (in three different cases) is shown in the figure. Which of the following is](https://aliceblue-clam-153295.hostingersite.com/p-t-diagram-of-an-ideal-gas-having-three-different-densities/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question P-T diagram of an ideal gas having three different densities ρ1, ρ2, ρ3 (in three different cases) is shown in the figure. Which of the following is correct :                                                                       (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for - [The value of net resistance of the network as shown in the given figure is :](https://aliceblue-clam-153295.hostingersite.com/the-value-of-net-resistance-of-the-network-as-shown-in-the-given-figure-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The value of net resistance of the network as shown in the given figure is :                                                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: - [An infinitely long positively charged straight thread has a linear charge density  Cm–1. An electron revolves along a circular path having axis](https://aliceblue-clam-153295.hostingersite.com/an-infinitely-long-positively-charged-straight-thread-has-a-linear-charge-density/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An infinitely long positively charged straight thread has a linear charge density λ Cm–1. An electron revolves along a circular path having axisalong the length of the wire. The graph that correctly represents the variation of the kinetic energy of electron as a function of radius ofcircular path from the wire is :                                                     - [To measure the internal resistance of a battery, potentiometer is used. For R = 10 , the balance point is observed at  = 500 cm and for R = l  the](https://aliceblue-clam-153295.hostingersite.com/to-measure-the-internal-resistance-of-a-battery/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question To measure the internal resistance of a battery, potentiometer is used. For R = 10 Ω, the balance point is observed at Ω = 500 cm and for R = l Ω the balance point is observed at Ω = 400 cm. The internal resistance of the battery is approximately :   (1) 0.2 Ω   (2) 0.4 Ω   (3) 0.1 Ω  (4) 0.3 Ω                (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — - [A body travels 102.5 m in nth second and 115.0 m in (n + 2)th second. The acceleration is :](https://aliceblue-clam-153295.hostingersite.com/a-body-travels-102-5-m-in-nth-second-and/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A body travels 102.5 m in nth second and 115.0 m in (n + 2)th second. The acceleration is :  (1) 9 m/s^2  (2) 6.25 m/s^2  (3) 12.5 m/s^2  (4) 5 m/s^2                                        (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: - [The equation of stationary wave is : Which of the following is NOT correct (1) The dimensions of nt is [L]](https://aliceblue-clam-153295.hostingersite.com/the-equation-of-stationary-wave-is/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The equation of stationary wave is :   Which of the following is NOT correct   (1) The dimensions of nt is [L]   (2) The dimensions of n is [LT–1]   (3) The dimensions of n/λ is [T]   (4) The dimensions of x is [L]                  (JEE-2024)   ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [If a rubber ball falls from a height h and rebounds upto the height of h/2. The percentage loss of total](https://aliceblue-clam-153295.hostingersite.com/if-a-rubber-ball-falls-from-a-height-h-and-rebounds-upto-the-height-of/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question If a rubber ball falls from a height h and rebounds upto the height of h/2. The percentage loss of total energy of the initial system as well as velocity ball before it strikes the ground, respectively, are :                                                                           (JEE-2024)  - [A wooden block, initially at rest on the ground, is pushed by a force which increases linearly with time t. Which of the following curve best](https://aliceblue-clam-153295.hostingersite.com/a-wooden-block-initially-at-rest-on-the-ground/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A wooden block  initially at rest on the ground is pushed by a force which increases linearly with time t. Which of the following curve best describes acceleration of the block with time :                                                                 (JEE-2024)    ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 - [Which figure shows the correct variation of applied potential difference (V) with photoelectric current (I) at two different intensities](https://aliceblue-clam-153295.hostingersite.com/which-figure-shows-the-correct-variation-of-applied-potential-difference/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Which figure shows the correct variation of applied potential difference (V) with photoelectric current (I) at two different intensities of light (I1 < I2) of same wavelengths :                                                          (JEE-2024)    ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, - [An effective power of a combination of 5 identical convex lenses which are kept in contact along the](https://aliceblue-clam-153295.hostingersite.com/an-effective-power-of-a-combination-of-5-identical-convex-lenses-which-are-kept-in-contact-along-the/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An effective power of a combination of 5 identical convex lenses which are kept in contact along the principal axis is 25 D. Focal length of each of the convex lens is :  (1) 20 cm   (2) 50 cm   (3) 500 cm   (4) 25 cm                                          (JEE-2024)    ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This - [On celcius scale the temperature of body increases by 40°C. The increase in temperature on Fahrenheit scale is:](https://aliceblue-clam-153295.hostingersite.com/on-celcius-scale-the-temperature-of-body-increases-by/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question On celcius scale the temperature of body increases by 40°C. The increase in temperature on Fahrenheit scale is:   (1) 70°F   (2) 68°F   (3) 72°F   (4) 75°F                         (JEE-2024)    ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [A metal wire of uniform mass density having length L and mass M is bent to form a semicircular arc and a particle of mass m is placed](https://aliceblue-clam-153295.hostingersite.com/a-metal-wire-of-uniform-mass-density-having-length-l-and/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question A metal wire of uniform mass density having length L and mass M is bent to form a semicircular arc and a particle of mass m is placed at the centre of the arc. The gravitational force on the particle by the wire is:                                                                    (JEE-2024)  - [The resistances of the platinum wire of a platinum resistance thermometer at the ice point and steam point are 8  and 10  respectively. After](https://aliceblue-clam-153295.hostingersite.com/the-resistances-of-the-platinum-wire-of-a-platinum-resistance/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The resistances of the platinum wire of a platinum resistance thermometer at the ice point and steam point are 8 Ω and 10 Ω respectively. After inserting in a hot bath of temperature 400°C, the resistance of platinum wire is :  (1) 2Ω  (2) 16Ω (3) 8Ω   (4) 10Ω                                                   (JEE-2024)    ✅ Answer 🚀 Learn more at - [Given below are two statements : Statement I : When speed of liquid is zero everywhere, pressure difference at any two points](https://aliceblue-clam-153295.hostingersite.com/given-below-are-two-statements-3/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Given below are two statements :Statement I : When speed of liquid is zero everywhere, pressure difference at any two pointsdepends on equation P1 – P2 = pg (h2 – h1) Statement II : In ventury tube shown In the light of the above statements, choose the most appropriate answer from the options given below.  (1) Both Statement I and Statement II are correct.  (2) Statement I is incorrect but Statement II is correct.  (3) Both - [In an experiment to measure focal length (f) of convex lens, the least counts of the measuring scales for the position of object](https://aliceblue-clam-153295.hostingersite.com/in-an-experiment-to-measure-focal-length/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question In an experiment to measure focal length (f) of convex lens, the least counts of the measuring scales for the position of object (u) and for theposition of image (v) are △u and △v, respectively. The error in the measurement of the focal length of the convex lens will be :                                                         - [Which of the following nuclear fragments corresponding to nuclear fission between neutron and uranium isotope](https://aliceblue-clam-153295.hostingersite.com/which-of-the-following-nuclear-fragments/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question Which of the following nuclear fragments corresponding to nuclear fission between neutron and uranium isotope   is correct:                                                                    (JEE-2024)    ✅ Answer 🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, and NEET physics preparation. Visit: www.bhautikstudy.com - [The electric field in an electromagnetic wave is given by E =](https://aliceblue-clam-153295.hostingersite.com/the-electric-field-in-an-electromagnetic-wave-is-given-by/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question The electric field in an electromagnetic wave is given by    magnetic field induction of this wave is (in SI unit):                                                                        (JEE-2024)    ✅ Answer Ans. (4)  🚀 Learn more at BhautikStudy.com 📘 This content is provided by Bhautik Study — for CBSE, JEE, - [An electron is projected with uniform velocity along the axis inside a current carrying long](https://aliceblue-clam-153295.hostingersite.com/an-electron-is-projected-with-uniform-velocity-along/): Bhautik Study Physics | CBSE | JEE | NEET 🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025 📘Question An electron is projected with uniform velocity along the axis inside a current carrying long solenoid. Then (1) the electron will be accelerated along the axis.  (2) the electron will continue to move with uniform velocity along the axis of the solenoid.  (3) the electron path will be circular about the axis.  (4) the electron will experience a force at 45° to the axis and execute a helical path.            (JEE-2024)    - [Class 12 Physics Practice Paper Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits [Free PDF]](https://aliceblue-clam-153295.hostingersite.com/class-12-physics-practice-paper-chapter-14-semiconductor-electronics-materials-devices-and-simple-circuits-free-pdf/): Home › Class 12 Physics Practice Paper › Chapter 14 – Semiconductor Electronics: Materials, Devices and Simple Circuits Class 12 Physics Practice Paper Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits [Free PDF] Introduction Prepare effectively for your Class 12 Physics exams with this Chapter 14 – Semiconductor Electronics: Materials, Devices and Simple Circuits Practice Paper from Bhautik Study. 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