Test Academy | A series LCR circuit containing 5.0 H inductor,80 µF capacitor and 40 Ω resistor is connected to 230 V variable frequency ac source. The angular frequencies of the source at which power transferred to the circuit is half the power at the resonant angular frequency are likely to be : 25 rad/s and 75 rad/s, 50 rad/s and 25 rad/s, 46 rad/s and 54 rad/s, 42 rad/s and 58 rad/s

Question

A series LCR circuit containing 5.0 H inductor,80 µF capacitor and 40 Ω resistor is connected to 230 V variable frequency ac source. The angular frequencies of the source at which power transferred to the circuit is half the power at the resonant angular frequency are likely to be :

Options :

25 rad/s and 75 rad/s
50 rad/s and 25 rad/s
46 rad/s and 54 rad/s
42 rad/s and 58 rad/s

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