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A resistance R draws power P when connected to an AC source. If an inductance is now placed in series with the resistance, such that the impedance of the circuit becomes Z the power drawn will be
Options
(a) p(R/Z)²
(b) P√R/Z
(c) P(R/Z)
(d) P
Correct Answer:
p(R/Z)²
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 particle having a mass of 10⁻² kg carries a charge of 5 x 10⁻⁸C
- A cyclist is riding with a spped of 27 km/h.As he approaches a circular turn
- An observer moving away from a stationary source. The observed frequency is half
- Two forces of magnitude 8N and 15N respectively act at a point so as to make the resultant force
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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