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A resistor R, an inductor L and a capaci...

A resistor R, an inductor L and a capacitor C are connected in series to an oscillator of frequency v. If the resonant frequency is `v_(r)`. Then the current lags behind voltage, when

A

n = 0

B

`nltn_(1)`

C

`n = n_(r)`

D

`ngtn_(r)`

Text Solution

Verified by Experts

Below resonant frequency the current leads the applied e.m.f., at resonance it is in phase with applied e.m.f. and above resonance frequency it lags the applied e.m.f
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