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Impedance in RLC Circuit

If the freque...

Question

If the frequency of an A.C is made 4 times of its initial value, the inductive reactance will

A

be 4 times

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B

be 2 times

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C

be half

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D

remain the same

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Solution

The correct option is A be 4 times
inductive reactance $= 2 π f L$
therefore when f is made 4 times, inductive reactance also becomes 4 times.

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