Two Parallel Wires Separated by 1 $\mu$ N/m
B) 15 $\mu$ N/m
C) 20

Multiple Choice

Two parallel wires separated by 1.5 cm both carry 1.5 A of current. The magnitude of the force per unit length on one of the wires is

A) 7.5 $\mu$ N/m.
B) 15 $\mu$ N/m.
C) 20 $\mu$ N/m.
D) 30. $\mu$ N/m.