A series LCR circuit containing 5.0 H inductor, 80 F capacitor and 40 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

1. A. 50 rad/s and 25 rad/s
2. B. 46 rad/s and 54 rad/s
3. C. 42 rad/s and 58 rad/s
4. D. 25 rad/s and 75 rad/s

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