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Question

Assertion :in series LCR resonance circuit, the impedance is equal to the ohmic resistance Reason: At resonance, the inductive reactance exceeds the capacitive reactance.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
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C
Assertion is correct but Reason is incorrect
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D
Both Assertion and Reason are incorrect
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Solution

The correct option is C Assertion is correct but Reason is incorrect
Impedance of LCR circuit is given by
z=R2+(XLXC)2
At resonance, XL=XC
z=R ( ohmic resistance)

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