30. Induction and Inductance
Motional EMF
Multiple Choice
Multiple ChoiceA thin rod moves in a perpendicular, unknown magnetic field. If the length of the rod is 10 cm and the induced EMF is 1 V when it moves at 5 m/s, what is the magnitude of the magnetic field?
A
0.02 T
B
0.5 T
C
2 T
D
50 T
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