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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
- CO₂ laser uses
- A wheel has moment of inertia 5 x 10⁻³ kgm² and is making 20 revolutions per sec
- The wavelength of X-rays is in the range
- A body of mass m is accelerated uniformly from rest to a speed v in a time T
- An α-particle and a proton are accelerated through same potential difference
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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