A line charge 2 per unit length is in the form of circular

Last updated: 6/14/2023

A line charge 2 per unit length is in the form of circular wheel of radius a and moment of inertia is initial at rest It is free to rotate in a horizontal plane There is a coaxial magnetic field B Bok extendi upto a radius b b a If the magnetic field is switched off the angular velocity o of the wheel is given A b B I ab clockwise a seen from above anticlockwise as seen from above b B b I b 2B clockwise as seen from above anticlockwise as seen from above