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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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(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Solar radiation is
- A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
- An electric dipole of dipole moment p is placed in a uniform external electric field
- A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
- Changing magnetic fields can set up current loops in nearby metal bodies
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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