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Impedance in RLC Circuit

In adjoining ...

Question

In adjoining LCR circuit, reading of which voltmeter will be zero at resonance condition ?

A

V_{1}

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B

V_{2}

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C

V_{3}

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D

V_{4}

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Solution

The correct option is D $V_{4}$
In any L-C-R circuits at resonance condition,
$V_{L} = V_{C}$
So for $V_{4},$
$V_{4} = V_{L} - V_{C} = 0 V$

Hence voltmeter $V_{4}$ will show 0 reading.

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