Question

Two parallel wires in free space are 10 cm apart and each carries a current of 10A in the same direction. The force exerted by one wire on the other (per unit length] is (A) 2 x 10*-4 Nm-'[attractive] (B) 2 x 10*-7 Nm-' [attractive] (C) 2 x 10*-4 Nm-'[repulsive] (D) 2 x 10*-7 Nm*-1 [repulsive)​

Answer 1

Answer:

A , also it would be attractive since the current is in same direction