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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.
Related Questions: - A stone thrown into still water, creates a circular wave pattern moving radially
- The two ends of a rod of length L and a uniform cross-sectional area
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A stone thrown into still water, creates a circular wave pattern moving radially
- The two ends of a rod of length L and a uniform cross-sectional area
- The damping force on an oscillator is directly proportional to the velocity.
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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