A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series with a…
Physics · NEET · NTA Exams — Electromagnetic Induction and Alternating Currents
A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series with a condenser of capacitive reactance 25 Ω. The combination is connected to an AC soruce of 110 V. The power factor of the circuit is:
- 0.56
- 0.64
- 0.80
- 0.33
Answer
(C) 0.80
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