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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
- Source S₁ is producing, 10¹⁵ photons per second of wavelength 5000Å
- A short bar magnet of magnetic moment 0.4 JT⁻¹ is placed in a uniform magnetic field
- Two thin lenses when placed in contact, then the power of combination is +10 D.
- A luminous object is seperated from a screen by distance d. A convex lens
- The fluctuation in the input voltage of 200 V to a domestic circuit is +10V
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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