| ⇦ | 
| ⇨ |
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
- At which place, Earth’s magnetism becomes horizontal
- Two forces of magnitude 8N and 15N respectively act at a point so as to make the resultant force
- A small signal voltage V(t)=V₀ sin ωt is applied across an ideal capacitor C
- Light of two different frequencies whose photons have energies 1eV
- A satellite is launched into a circular orbit of radius R around earth while
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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