An inductor 200 mH, capacitor 500 F and resistor 10 are connected in series with a 100 V…
Physics · Class 12 · CBSE — Alternating Current
An inductor 200 mH, capacitor 500 μF and resistor 10 Ω are connected in series with a 100 V variable frequency ac source. What is the frequency at which the power factor of the circuit is unity?
- 10.22 Hz
- 12.4 Hz
- 19.2 Hz
- 15.9 Hz
Answer
(D) 15.9 Hz
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