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C.O.E. in Induction

A metallic ri...

Question

A metallic ring connected to a rod oscillates freely like a pendulum. If now a magnetic field is applied in horizontal direction so that the pendulum now swings through the field, the pendulum will

A

Keep oscillating with the old time period

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B

Keep oscillating with a smaller time period

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C

Keep oscillating with a larger time period

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D

Come to rest very soon

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Solution

The correct option is D Come to rest very soon
Emf induces in ring and it will oppose the motion. Hence due to the resistance of the ring all energy dissipates.

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