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Question: Answered & Verified by Expert
The power factor is an $L-C-R$ circuit at resonance is
PhysicsAlternating CurrentMHT CETMHT CET 2012
Options:
  • A zero
  • B 1
  • C $0.8$
  • D $\frac{1}{2}$
Solution:
1943 Upvotes Verified Answer
The correct answer is: 1
At resonance, $L-C-R$ circuit behaves as purely resistive circuit for purely resistive circuit power factor $=1$.

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