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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 coil of resistance 20 ohm and inductance 5H is connected with a 100V battery
- Fusion reaction takes place at high temperature because
- Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8
- Number of spectral lines in hydrogen atom is
- The physical quantities not having same dimensions are
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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