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PHY 102 Test Compilation PHY 102 27 Objective Question

Question

An electron moves in a uniform magnetic field B with a velocity of 1x107 m/s. If the force on the electron is 1.6x10-12 N, calculate the magnetic field strength B.
Options
A 1.0 T
Correct Answer
B 2.6 T
C 3.2 T
D 4.0 T
Correct Answer

Option A is the correct answer.

Detailed Explanation

B=F/(ev)=(1.6e-12)/[(1.6e-19)(1e7)]=1.0T.

Hint

B=F/(ev)=(1.6e-12)/[(1.6e-19)(1e7)]=1.0T.

Question Info