A horizontal wire of length 4.3 m carries a current of 6.2 A and is oriented so that the current direction is 75° S of W.The Earth's magnetic field is due north at this point and has a strength of 0.14 × 10−4 T.What is the size of the force on the wire?
A) 3.6 × 10−4 N
B) 3.4 × 10−4 N
C) 1.4 × 10−4 N
D) 1.0 × 10−4 N
E) 3.7 × 10−3 N
Correct Answer:
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