An ac circuit consists of an inductor of inductance 0.5 H and a capacitor of capacitance 8 μF in series. The current in the circuit is maximum when the angular frequency of ac source is
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a
500 rad/sec
b
2 × 105 rad/sec
c
4000 rad/sec
d
5000 rad/sec
answer is A.
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Detailed Solution
Current will be maximum at the condition of resonance. So resonant frequency ω0=1LC=10.5×8×10−6=500 rad/s