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The average power dissipated in a pure inductor is
Options
(a) VI²/4
(b) 1/2 VI
(c) zero
(d) VI²
Correct Answer:
zero
Explanation:
In the inductor circuit, phase difference (ɸ) = 90° or π / 2
we know that, Pₐᵥ = V(rms) I(rms) cos ɸ = V(rms) I(rms) cos(π/2)
Therefore, Pₐᵥ = 0
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A steady current is passing through a linear conductor of non-uniform cross-section.
- A step-up transformer operates on a 230 V line and supplies a current of 2 A.
- A series R-C circuit is connected to an alternating voltage source. Consider two
- Acceleration of a particle, executing SHM, at its mean position is
- When an α-particle of mass m moving with velocity ν bombards on a heavy nucleus
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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