Tag: physics

CBSE Class 12 Physics Deleted Syllabus 2024-25: Check the complete list of topics which have been removed from the CBSE Class 12 Physics Syllabus 2024-25. CBSE Class 12 Physics Deleted Syllabus 2024-25: CBSE board has published the latest 2024 curriculum for 12th-class students pursuing Physics. The curriculum is divided into theory and practical portions with the theory syllabus carrying 70 marks. There are 9 units in total with various sub-chapters within. In this article, we have provided the revised course structure, the list of chapters and topics removed the syllabus and the revised question paper design fo CBSE 12th Class Physics. UNIT CHAPTER DELETED TOPIC Current Electricity Chapter–3: Current Electricity Electrical Resistance, Carbon resistors, colour code for carbon resistors; series and parallel combinations of resistors, metre bridge, Potentiometer - principle and its applications to measure potential difference and for comparing EMF of two cells; measurement of internal resistance of a cell Magnetic Effects of Current and Magnetism Chapter–4: Moving Charges and Magnetism Cyclotron Magnetic Effects of Current and Magnetism Chapter–5: Magnetism and Matter magnetic dipole moment of a revolving electron Electromagnetic Induction and Alternating Currents Chapter–6: Electromagnetic Induction Eddy currents Electromagnetic Induction and Alternating Currents Chapter–7: Alternating Current LC oscillations Optics Chapter–9: Ray Optics and Optical Instruments Scattering of light - blue colour of sky and reddish appearance of the sun at sunrise and sunset Optics Chapter–10: Wave Optics resolving power of microscope and astronomical telescope, polarisation, plane polarised light, Brewster's law, uses of plane polarised light and Polaroids Dual Nature of Radiation and Matter Chapter–11: Dual Nature of Radiation and Matter Davisson-Germer experiment Atoms and Nuclei Chapter–13: Nuclei Radioactivity, alpha, beta and gamma particles/rays and their properties; radioactive decay law. Electronic Devices Chapter–14: Semiconductor Electronics: Materials, Devices and Simple Circuits Special purpose p-n junction diodes: LED, photodiode, solar cell and Zener diode and their characteristics, zener diode as a voltage regulator Deleted Experiments SECTION–A To compare the EMF of two given primary cells using potentiometer. To determine the internal resistance of given primary cell using potentiometer. Deleted Experiments SECTION-B To draw the characteristic curve of a zener diode and to determine its reverse breaks down voltage. To determine the wavelength of a laser beam by diffraction. Deleted Activities (For the purpose of demonstration only) To observe the polarisation of light using two Polaroids. Deleted Suggested Investigatory Projects To design an appropriate logic gate combination for a given truth table Deleted List of Practicals To understand the principle of (i) a NOT gate (ii) an OR gate (iii) an AND gate and to make their equivalent circuits using a bell and cells/battery and keys /switches Detailed List of CBSE Class 12 Physics Deleted Topics 2024-25 Latest NCERT Chapter Page No. Dropped Topics and Chapters Chapter 1: Electric Charges and Fields 2–7 47–50 In CBSE Class 12 physics Deleted syllabus 2024-25 1.2 Electric Charge (delete only activity with paper strips and making electroscope) 1.3 Conductors and Insulators (delete only concept of earthing) 1.4 Charging by Induction Exercises 1.13, 1.25–1.34 Chapter 2: Electrostatic Potential and Capacitance 81 87–92 In CBSE Class 12 physics Deleted syllabus 2024-25 2.15 Energy Stored in a Capacitor (delete only derivation) Exercises 2.12 to 2.36 Chapter 3: Current Electricity 102–103 107–109 112–113 120–124 127–131 In CBSE Class 12 physics Deleted syllabus 2024-25 3.7 Resistivity of Various Materials (delete Tables 3.1 and 3.2 and Carbon resistors, Colour code for carbon resistor) 3.10 Combinations of Resistors – Series and Parallel Example 3.5 3.15 Meter Bridge 3.16 Potentiometer Exercises 3.3, 3.4, 3.10, 3.12, 3.14–3.23 Chapter 4: Moving Charges and Magnetism 135 140–142 152–153 162–163 170–172 In CBSE Class 12 physics Deleted syllabus 2024-25 Table 4.1 4.4.1 Velocity Selector 4.4.2 Cyclotron 4.8.2 The Toroid 4.10.3 The Magnetic Dipole Moment of a Revolving Electron Exercises 4.14–4.28 Chapter 5: Magnetism and Matter 176–179 180 185–189 191 194–196 200–203 In CBSE Class 12 physics Deleted syllabus 2024-25 5.2.2 Bar Magnet as an Equivalent Solenoid (delete only mathematical treatment) 5.2.3 The Dipole in a Uniform Magnetic Field (delete only mathematical treatment) Example 5.4 185–189 191 194–196 200–203 5.4 Earth’s Magnetism 5.41. Magnetic Declination and Dip Table 5.2 5.6.2 Paramagnetism (delete only Curie’s Law) 5.6.3 Ferromagnetism (delete only Curie’s temperature; and Hysteresis) 5.7 Permanent Magnets and Electromagnets Exercises 5.1, 5.2, 5.9–5.11, 5.13–5.25 Chapter 6: Electromagnetic Induction 215–219 230–232 In CBSE Class 12 physics Deleted syllabus 2024-25 6.7 Energy Consideration: A Quantitative Study 6.8 Eddy Currents Exercises 6.6, 6.10–6.17 Chapter 7: Alternating Current 240 243 246–247 249–251 255–259 266–268 In CBSE Class 12 physics Deleted syllabus 2024-25 Figure 7.7 Magnetisation and Demagnetisation of an Inductor Figure 7.10 Charging and Discharging of a Capacitor 7.6.2 Analytical Solution (of series LCR circuit) 7.6.3 Resonance (delete only Sharpness of Resonance) 7.8 LC Oscillations Exercises 7.6, 7.8, 7.10, 7.12–7.26 Chapter 8: Electromagnetic Waves 273–274 276–278 279–280 287 In CBSE Class 12 physics Deleted syllabus 2024-25 Example 8.1 8.3.2 Nature of Electromagnetic Waves (delete only about ether and page 277) Example 8.4 and 8.5 Exercises 8.11–8.15 Chapter 9: Ray Optics and Optical Instruments 318 321–322 332–335 346 In CBSE Class 12 physics Deleted syllabus 2024-25 9.3 Refraction (delete only advanced sunrise and delayed sunset) 9.4.1(i) Mirage 9.4.1(ii) Diamond 9.7 Some Natural Phenomena due to Sunlight 9.7.1 The Rainbow 9.7.2 Scattering of Light Exercise 9.18 Chapter 10: Wave Optics 358–359 359 363–367 368–371 372–376 379–381 383–385 In CBSE Class 12 physics Deleted syllabus 2024-25 10.3.4 Doppler Effect Example 10.1 10.5 Interference of Light Waves and Young’s Experiment (retain the final expressions for dark and bright fringes but delete the derivation; delete expression for fringe width) 10.6 Diffraction (retain only qualitative treatment) 10.6.3 Resolving Power of Optical Instruments 10.6.4 Validity of Ray Optics 10.7.1 Polarisation by Scattering 10.7.2 Polarisation by Reflection Exercises 10.7–10.21 Chapter 11: Dual Nature of Radiation and Matter 388 397 400–404 407–413 In CBSE Class 12 physics Deleted syllabus 2024-25 Table 11.1 Example 11.3 11.8 Wave Nature of Matter (delete only derivation for de Broglie wavelength of accelerated electron; and Heisenberg’s uncertainty principle) 11.9 Davisson and Germer Experiment Appendix 11.1 The History of Wave-Particle Flip-Flop Exercises 11.5, 11.7, 11.12 to 11.14, 11.16, 11.17, 11.19–11.37 Chapter 12: Atoms 21–422 424–426 429 430 436–437 In CBSE Class 12 physics Deleted syllabus 2024-25 12.3.1 Spectral Series 12.4 Bohr Model of the Hydrogen Atom (retain only the expression for radius of nth possible orbit but delete its derivation) 12.5 The Line Spectra of the Hydrogen Atom (retain only qualitative treatment) Example 12.6 Exercises 12.3, 12.11–12.17 Chapter 13: Nuclei 446–451 452–455 462–466 In CBSE Class 12 physics Deleted syllabus 2024-25 13.6.1 Law of Radioactive Decay 13.6.2 Alpha Decay 13.6.3 Beta Decay 13.6.4 Gamma Decay 13.7.2 Nuclear Reactor Exercises 13.1, 13.2, 13.6–13.10, 13.12–13.14, 13.18, 13.22–13.31 Chapter 14: Semiconductor Electronics: Material Devices and Simple Circuits 485–495 497–499 In CBSE Class 12 physics Deleted syllabus 2024-25 14.8 Special Purpose p-n junction Diodes 14.9 Digital Electronics and Logic Gates Exercises 14.7–14.15 CBSE Class 12 Physics Updated Question Paper Design 2024-25 Typology of Questions Total Marks Approximate % Remembering: Exhibit memory of previously learned material by recalling facts, terms, basic concepts, and answers. Understanding: Demonstrate understanding of facts and ideas by organising, comparing, translating, interpreting, giving descriptions, and stating main ideas. 27 38 Applying: Solve problems to new situations by applying acquired knowledge, facts, techniques and rules in a different way. 22 32 Analysing: Examine and break information into parts by identifying motives or causes. Make inferences and find evidence to support generalisations. Evaluating: Present and defend opinions by making judgments about information, validity of ideas, or quality of work based on a set of criteria. Creating: Compile information together in a different way by combining elements in a new pattern or proposing alternative solutions. 21 30 Total 70 100 Practical 30 Gross Total 100 CBSE Class 12 Physics Updated Course Structure 2024-25 Units Name of the unit Marks Unit–I Electrostatics 16 Chapter–1: Electric Charges and Fields Chapter–2: Electrostatic Potential and Capacitance Unit-II Current Electricity Chapter–3: Current Electricity Unit-III Magnetic Effects of Current and Magnetism 17 Chapter–4: Moving Charges and Magnetism Chapter–5: Magnetism and Matter Unit-IV Electromagnetic Induction and Alternating Currents Chapter–6: Electromagnetic Induction Chapter–7: Alternating Current Unit–V Electromagnetic Waves 18 Chapter–8: Electromagnetic Waves Unit–VI Optics Chapter–9: Ray Optics and Optical Instruments Chapter–10: Wave Optics Unit–VII Dual Nature of Radiation and Matter 12 Chapter–11: Dual Nature of Radiation and Matter Unit–VIII Atoms and Nuclei Chapter–12: Atoms Chapter–13: Nuclei Unit–IX Electronic Devices 7 Chapter–14: Semiconductor Electronics: Materials, Devices and Simple Circuits Total 70 Practicals 30 Total 100

Tag: physics

CBSE Class 12 Physics Deleted Syllabus 2024-25: Complete List of Topics Removed from Physics Class 12th Syllabus For Board Exam…

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