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
Answer :
46 rad/s and 54 rad/s
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