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AC Generator

Emf induced i...

Question

Emf induced in a coil rotating in a uniform magnetic field will be maximum when the

A

flux linking with the coil is maximum.

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B

rate of change of flux linkage is minimum.

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C

rate of change of flux linkage is maximum.

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D

rate of cutting flux by coil sides is minimum.

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Solution

The correct option is C rate of change of flux linkage is maximum.
The rate of change of flux linkage is directly proportional to the induced EMF in a coil. Hence, the EMF is maximum when the rate of change of flux linkage is maximum.

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