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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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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The specific charge of a proton is 9.6×10⁷ C/kg. The specific charge of an alpha particle
- A thin rod of length L and mass M is held vertically with one end on the floor
- The current in a self-inductance L=40 mH is to be increased uniformly from 1A to 11 A
- Lumen is the unit of
- Two particles P and Q start from origin and execute simple harmonic motion along X-axis
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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