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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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- The distance travelled by an object along a straight line in time t is given by
- A body of mass 0.5 kg travels in a straight line with velocity v=a x³/², where
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm.
- The distance travelled by an object along a straight line in time t is given by
- A body of mass 0.5 kg travels in a straight line with velocity v=a x³/², where
- The time period of a mass suspended from a spring is T. If the spring is cut into four
- Magnetic induction produced at the centre of a circular loop carrying current is B.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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