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A 0.2 m conductor moves at 10 m/s across a 0.5 T field. What emf is induced?
A0.1 V
B10 V
C5 V
D1 V
Answer & Solution
Correct answer: D. 1 V
Motional emf is Blv = 0.5 x 0.2 x 10 = 1 V.
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