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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
- when a magnetic field is applied on a stationary electron, then it
- A thin film of soap solution (n=1.4) lies on the top of a glass plate (n=1.5).
- A disc of moment of inertia (9.8/π²) kg m² is rotating at 600 rpm. If the frequency
- A body of mass m=3.513 kg is moving along the x-axis with a speed of 5 m/s
- The position x of a particle with respect to time t along x-axis is given
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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