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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
- Light emitted during the de excitation of electron from n=3 to n=2, when incident
- Two charged particles have charges and masses in the ratio 2:3 and 1:4 respectively.
- A ray of light travelling in a transparent medium of refractive index µ, falls on surface
- What is the difference between soft and hard X-ray?
- What should be the velocity(v) of a sound source moving towards a stationary observer
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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