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Question

The maximum value of induced emf in a coil rotating in magnetic field does not depend on

A
the resistance of coil
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B
the number of turns in the coil
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C
the area of the coil
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D
rotational frequency of the coil
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Solution

The correct option is D the resistance of coil
emf induced =rate of change of flux
flux is number of turns times the area times the magnetic flux density
rate is proportional to the rotational frequency
emf does not depend on the resistance of the circuit

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