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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
- Young’s modulus of the material of a wire is 18×10¹¹ dyne cm⁻².its value in SI is
- A bar magnet of moment of inertia I is vibrated in a magnetic field of induction
- The power obtained in a reactor using U²³⁵ disintegration is 1000 kW
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
- A cricketer catches a ball of mass 150 g in 0.1 sec moving with speed 20 m/s
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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