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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 concave lens of focal length f forms an image which is 1/3 times the size
- A block of 2 kg is kept on the floor. The coefficient of static friction is 0.4
- An elevator car whose floor to ceiling distance is equal to 2.7m starts
- An object is 8 cm high. It is desired to form a real image 4 cm high at 60 cm from
- The molecular weight of a gas is 44. The volume occupied by 2.2 g of this gas
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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