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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: - On heating a ferromagnetic substance above curie temperature
- The area of cross-section of one limb of an U-tube is twice that of the other.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- On heating a ferromagnetic substance above curie temperature
- The area of cross-section of one limb of an U-tube is twice that of the other.
- Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 sec.
- In Young’s double slit experiment, the ratio of maximum and minimum intensities
- A glass flask weighing 390 g having internal volume 500 cc just floats
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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