The figure shows a cross section of three parallel wires each carrying a current of 5.0 A out of the paper. If the distance R = 6.0 mm, what is the magnitude of the magnetic force on a 2.0-m length of any one of the wires?
A) 2.5 mN
B) 3.3 mN
C) 2.2 mN
D) 2.9 mN
E) 1.7 mN

Question

The figure shows a cross section of three parallel wires each carrying a current of 5.0 A out of the paper. If the distance R = 6.0 mm, what is the magnitude of the magnetic force on a 2.0-m length of any one of the wires? 
A) 2.5 mN 
B) 3.3 mN 
C) 2.2 mN 
D) 2.9 mN 
E) 1.7 mN

Quizplus · Accepted Answer

The Answer of The figure shows a cross section of three parallel wires each carrying a current of 5.0 A out of the paper. If the distance R = 6.0 mm, what is the magnitude of the magnetic force on a 2.0-m length of any one of the wires? 
A) 2.5 mN 
B) 3.3 mN 
C) 2.2 mN 
D) 2.9 mN 
E) 1.7 mN

The Figure Shows a Cross Section of Three Parallel Wires