Force on a Moving Charge: A proton is projected with a velocity of 7.0 km/s into a magnetic field of 0.60 T perpendicular to the motion of the proton. What is the magnitude of the magnetic force that acts on the proton? (e = 1.60 × 10-19 C)
A. 0 N
B. 3.4 × 10-16 N
C. 4.2 × 10-16 N
D. 13 × 10-16 N
E. 6.7 × 10-16 N
Answer: E
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