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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 change of 0.04 V takes place between the base and the emitter when an input
- An alternating voltage e=200s in100t is applied to a series combination
- If the focal length of objective lens is increased, then magnifying power of
- X-ray beam can be deflected by
- A milli ammeter of range 10 mA has a coil of resistance 1 ohm
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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