Question

Draw the magnetic field lines due to a circular loop of areaacarrying current i. Show that it acts as a bar magnet of magneticmomentm=i a

Answer 1

Explanation:

Torque is defined as the turning effect of a force about the axis of rotation or it is the moment of force about the axis of rotation. Torque as a force that causes rotational motion. Here force F causes linear motion, with linear acceleration "a".M