A Wire (Mass = 50 G, Length = 40 Cm)

Multiple Choice

A wire (mass = 50 g, length = 40 cm) is suspended horizontally by two vertical wires which conduct a current I = 8.0 A, as shown in the figure. The magnetic field in the region is into the paper and has a magnitude of 60 mT. What is the tension in either wire?

A) 0.15 N
B) 0.68 N
C) 0.30 N
D) 0.34 N
E) 0.10 N