A Horizontal Wire of Length 3

Multiple Choice

A horizontal wire of length 3.6 m carries a current of 6.0 A and is oriented so that the current direction is 50° 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) 1.6 × 10−⁴ N
B) 0.28 × 10−⁴ N
C) 1.9 × 10−⁴ N
D) 2.5 × 10−⁴ N