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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
- A small rod of bismuth is suspended freely between the poles of a strong electromagnet.
- A solenoid of length l metre has self inductance L henry. If number of turns
- An electron in the hydrogen atom jumps from excited state n to the ground state
- A satellite in a circular orbit of radius R has a period of 4 hours. Another satellite
- A particle moves in a straight line with a constant acceleration
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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