Force on a Wire: A straight wire carries a current of 10 A at an angle of 30° with respect to the direction of a uniform 0.30-T magnetic field. Find the magnitude of the magnetic force on a 0.50-m length of the wire.
A. 0.75 N
B. 1.5 N
C. 3.0 N
D. 6.0 N
Answer: A
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