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The average power dissipated in AC circuit is 2 W. If a current flowing through a circuit is 2 A, impedance is 1Ω, then what is the power factor of the circuit?
Options
(a) 0.5
(b) 1
(c) zero
(d) 1/√2
Correct Answer:
0.5
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electric resistance of a certain wire of iron is R. If its length and radius
- When radiation is incident on a photoelectron emitter,
- A sound absorber attenuates the sound level by 20 dB. The intensity decreases
- A polarised light of intensity I₀ is passed through another polariser whose pass axis
- A Si and a Ge diode has identical physical dimensions. The bandgap in Si is larger
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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