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If the P.D. across the inductor `(3mH)` is the same as that across the condenser `(30 mu F)` in a series R-L-C circuit, then the frequency of the applied e.m.f. is
A. 180 Hz
B. 500 Hz
C. 890 Hz
D. 5 kHz

1 Answer

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Best answer
Correct Answer - B
`f=(1)/(2pisqrt(LC))`
`=(1)/(2xx3.14xxsqrt(3xx10^(-3)xx30xx10^(-6)))`
`=500Hz`

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