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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
- Two metal wires of identical dimensions are connected in series. If σ₁ and σ₂ are
- A body is thrown upward from ground covers equal distances
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
- Which phenomenon best supports the theory that matter has a wave nature?
- A simple pendulum oscillates in a vertical plane. When it passes through the mean
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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