A cylindrical bar magnet is kept along the axis of a circular coil. If the magnet is rotated along its axis, then

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A current will be induced in the coil

Only e.m.f will be induced in the coil

No current will be induced in the coil

Both e.m.f and current will be induced in the coil

answer is B.

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Detailed Solution

Given Data: A cylindrical bar magnet is kept along the axis of a circular coil and it is rotated along its axis

Concept Used: Electromagnetic Induction.

Detailed Solution:

Current will be induced in a conductor only when there is a presence of changing magnetic field.

If we rotate the bar magnet along the axis of circular coil, there will be no change in the magnetic field associated with it.

Thus, no current will be induced..

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