A coil having an inductance of 50 mH and resistance of 8.0 is connected in series with a 25 µF capacitor across a 100 V a.c. supply. Determine: a) The resonant frequency of the circuit, and b) The current flowing at resonance. ANS: (a) 142.4 Hz (b) 12.5 A.

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A coil having an inductance of 50 mH
and resistance of 8.0 is connected in
series with a 25 µF capacitor across a
100 V a.c. supply. Determine:
a)
The resonant frequency of the circuit,
and
b) The current flowing at resonance.
ANS: (a) 142.4 Hz (b) 12.5 A.
Transcribed Image Text:A coil having an inductance of 50 mH and resistance of 8.0 is connected in series with a 25 µF capacitor across a 100 V a.c. supply. Determine: a) The resonant frequency of the circuit, and b) The current flowing at resonance. ANS: (a) 142.4 Hz (b) 12.5 A.
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