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A light bulb and an inductor coil are co...

A light bulb and an inductor coil are connected to an ac source through a key as shown in figure below. The key is closed and after sometime an iron rod is inserted into interior of inductor. The glow of light bulb

A

decreases

B

remains unchanged

C

will fluctuate

D

increases

Text Solution

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The correct Answer is:
A
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