APFIVE Magnetic Force on a Closed Current Loop
A semicircular wire of radius 10 cm carries a current of 3.0 A in a uniform magnetic field of 0.25 T directed perpendicular to the plane of the semicircle. What is the magnitude of the net magnetic force on the wire (assume it includes both the semicircular and diameter portions)?
A
0.24 N
B
0.075 N
C
0 N
D
0.15 N
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