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A rod of length 1 m moves at 10 m/s perpendicular to a field of 0.5 T. What is the induced emf?
A10 V
B20 V
C0.5 V
D5 V
Answer & Solution
Correct answer: D. 5 V
emf = B l v = 0.5 x 1 x 10 = 5 V.
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