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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 galvanometer coil has a resistance of 15 ohm and gives full scale deflection
- The threshold frequency for a certain photosensitive metal is ν₀. When it is illuminated
- In Young’s double silt experiment if the distance between the two slits
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A galvanometer coil has a resistance of 15 ohm and gives full scale deflection
- The threshold frequency for a certain photosensitive metal is ν₀. When it is illuminated
- In Young’s double silt experiment if the distance between the two slits
- In which of the following heat loss is primarily not due to convection?
- The charge flowing through a resistance R varies with time t as Q=at-bt²,
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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