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Electric Current and Electric Cell

A coil of wir...

Question

A coil of wire rotates about a horizontal north-south axis with its plane kept along axis. Assume that at that point , the horizontal component of earth's magnetic field is along north direction. How does the magnetic field contribute to the emf induced in this coil?

A

Both the vertical and horizontal components contribute to the induced emf

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B

Only the horizontal component induces an emf

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C

Only vertical component induces an emf

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D

There is no emf induced in the coil

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Solution

The correct option is B Only the horizontal component induces an emf

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