A proton is moving perpendicular to a magnetic field at 3.0 × 106 m/s and experiences a magnetic force of magnitude 2.5 × 10−16 N. What is the magnitude of the magnetic field?
A) 0.52 T
B) 3.8 × 10−2 T
C) 1.9 × 10−3 T
D) 2.6 × 10−4 T
E) 5.2 × 10−4 T
Correct Answer:
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