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Self Induction

A coil and a ...

Question

A coil and a bulb are connected in series with a dc source, a soft iron core is then inserted in the coil, then

A

Intensity of the bulb remains the same

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B

Intensity of the bulb decreases

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C

Intensity of the bulb increases

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D

The bulb ceases to glow

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Solution

The correct option is A Intensity of the bulb remains the same

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