A stationary proton is in a uniform magnetic field of 0.20 T. What is the magnitude of the magnetic force on the proton?
A) zero
B) 1.6 × 10-20 N
C) 3.2 × 10-20 N
D) 1.6 × 10-21 N
E) 3.2 × 10-21 N
A
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