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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
- A parallel beam of light of wavelength λ is incident normally on a narrow slit
- The phase difference between two points seperated by 0.8 m in a wave of frequency
- The condition under which a microwave oven heats up a food item containing
- Radius of a soap bubble is increased from R to 2R. Work done in this process
- A spherical drop of capacitance 1μF is broken into eight drops of equal radius.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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