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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
- A bar magnet of moment M and pole strength m is cut into parts of equal lengths.
- Which of the following combinations should be selected for better tuning of an L-C-R
- A circular coil of radius 10cm and 100 turns carries a current 1 A.
- If two soap bubbles of different radii are connected by a tube
- A parallel plate capacitor is charged and then isolated. The effect of increasing
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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