A series LCR circuit containing 5 0 H inductor 80 F capacitor and 40 resistor is connected to 230 V variable frequency ac source

Question

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 42 rad s and 58 rad s 25 rad s and 75 rad s 50 rad s and 25 rad s 46 rad s and 54 rad s 1 2 3 4

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