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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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- A thin glass(refractive index 1.5) lens has optical power of -5D in air.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two particles P and Q start from origin and execute simple harmonic motion along X-axis
- A thin glass(refractive index 1.5) lens has optical power of -5D in air.
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- Two discs of same material and thickness have radii 0.2 m and 0.6 m.
- Radius of first orbit of the electron in a hydrogen atom is 0.53 Å. So the radius
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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