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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: - If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- In Young’s double silt experiment, 12 fringes are observed to be formed
- A beam of light consisting of red, green and blue colours is incident on a right
- Curie temperature above which
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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