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ppk ppk
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A proton moving eastward with a velocity of 5.0 × 103 m/s enters a magnetic field of 0.20 T pointing northward. What is the magnitude and direction of the force that acts on the proton?
A) 0 N
B) 1.6  × 10-16 N upwards
C) 1.6  × 10-16 N downwards
D) 1.1  × 10-16 N eastwards
E) 4.4  × 10-16 N westwards
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duddyduddy
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