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Question

A magnet is moved towards the coil (a) quickly and (b) slowly, and then the work done is


A

equal in both cases

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B

does not depend on the motion of the magnet.

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C

smaller in case (a)

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D

larger in case (a)

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Solution

The correct option is D

larger in case (a)


This is because when the magnet is moved quickly, opposing emf induced in the coil will be more.


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