Question

Two wires of equal lengths are bent in the form of two loops. one of the loops is square shaped whereas the other loop is circular. these are suspended in a uniform magnetic field and the same current is passed through them. which loop will experience greater torque ? give reasons.

Answer 1

circular loop will experience greater torque .Area of circular loop is more than that of square loop.

Answer 2

circular loop will experience greater torque .Area of circular loop is more than that of square loop