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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
- If A=4i+4j+4k and b=3i+j+4k, then angle between vectors A and B is
- There is a ring of radius r having linear charge densityλ and rotating with a uniform
- In which of the follows decays, the element does not change?
- The amplitude of S.H.M. y=2 (sin 5πt+√2 cos 5πt) is
- In Moseley’s law √ν=a(z-b), the values of the screening constant for K-series
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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