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A 100 mH inductor, a 20 muF capacitor an...

A 100 mH inductor, a `20 muF` capacitor and a 10 ohm resistor are connected in series to a `100 V, 50 Hz` a.c. source. Calculate : (i) Inpendance of the circuit at resonance (ii) Current at resonance (iii) Resonant frequency.

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(a) `15Omega`
(b) 8 A
(C) 100 Hz`
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