Asked by VISHNU pillai | 4th Apr, 2014, 10:55: AM

Expert Answer:

For an LCR circuit driven with voltage of amplitude vm and frequency ω, the current amplitude is given by,

From the graph it is clear that the current amplitude is maximum at the resonant frequency ω0. The impedence is minimum at resonant frequency (Z = R).
Hence, im = vm/R

Answered by  | 4th Apr, 2014, 12:22: PM

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