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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
- An ideal coil of 10 H is connected in series with a resistance of 5Ω and a battery
- If in an experiment for determination of velocity of sound by resonance tube
- A car accelerates from rest at constant rate for first 10s and covers a distance x.
- A block is moving up an inclined plane of inclination 60° with velocity of 20 ms⁻¹
- The phase difference between two points seperated by 0.8 m in a wave of frequency
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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