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An a.c. supply gives 30 volt r.m.s which passes through a 10Ω resistance. The power dissipated in it is
Options
(a) 90 W
(b) 90√2 W
(c) 45 W
(d) 45√2 W
Correct Answer:
90 W
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- Two particles A and B having equal charges +6C, after being accelerated
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The optical path of a monochromatic light is same if it goes through 4.0 cm
- Two particles A and B having equal charges +6C, after being accelerated
- A parallel plate air capacitor of capacitance C is connected to a cell of emf
- When ultraviolet rays are incident on metal plate, then photoelectric effect
- In electromagnetic spectrum, the frequencies of γ-rays and x-rays and ultraviolet rays
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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