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The frequency of an alternating voltage is 50 cycles per second and its amplitude is 120 V. Then the r.m.s. value of voltage is
Options
(a) 84.8 V
(b) 101.3 V
(c) 70.7 V
(d) 56.5 V
Correct Answer:
84.8 V
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
- The input resistance of a silicon transistor is 100 W. Base current is changed
- A boy playing on the roof of a 10m high building throws a ball with a speed
- Light of two different frequencies whose photons have energies 1eV
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
- A roller coaster is designed such that riders experience “weightlessness” as they
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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