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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
- Energy in a current carrying coil is stored in the form of
- For the normal eye, the cornea of eye provides a converging power of 40D
- Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 sec.
- A body projected vertically from the earth reaches a height equal to earth’s radius
- In a transistor the collector current is always less than the emitter current
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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