Question:

A 2A current carrying straight metal wire of resistance 1 ohm , resistivity 2 × 10–6 ohm m, area of  cross-section 10 mm^2 and mass 500 g is suspended horizontally in mid air by applying a uniform magnetic field B. The magnitude of B is __________× 10^–1 T (given, g = 10 m/s2):                                                                                        JEE-2024

 

Solution:                
A 2A current carrying straight metal wire of resistance 1 ohm , resistivity 2 × 10–6 ohm m, area of cross-section 10 mm^2 and mass 500 g is suspended horizontally in mid air by applying a uniform magnetic field B. The magnitude of B is __________× 10^–1 T (given, g = 10 m/s2): JEE-2024

Bhautik Study is a branch of knowledge that offers comprehensive solutions to a wide range of questions, aiding in preparation for exams such as JEE, NEET, CUET and NDA.