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Question

In the arrangement shown in given Figure, there are two coils wound on a non-conducting cylindrical rod. Initially the key is not inserted. Then the key is inserted and later removed. Then,

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A
the deflection in the galvanometer remains zero throughout
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B
there is a momentary deflection in the galvanometer but it dies out shortly and there is no effect when the key is removed
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C
there are momentary galvanometer deflections that die out shortly; the deflections are in the same direction
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D
there are momentary galvanometer deflections that die out shortly; the deflections are in opposite directions
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Solution

The correct option is D there are momentary galvanometer deflections that die out shortly; the deflections are in opposite directions
1947204_79911_ans_8a8f171ab26c4afd9c8b36d133df6962.jpg

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