How does the magnetic field direction affect the polarity of induced emf in a moving rod? - ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS Quiz | GKFix.in

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Question

How does the magnetic field direction affect the polarity of induced emf in a moving rod?

A. It has no effect
B. It increases emf
C. Reversing B reverses the polarity
D. It makes emf zero

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