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An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change from its peak value to zero is
Options
(a) 50 sec
(b) 0.02 sec
(c) 5 sec
(d) 5 x 10⁻³ sec
Correct Answer:
5 x 10⁻³ sec
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 angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
- A p-n-p transistor is used in common emitter mode in an amplifier circuit.
- In the Davisson and Germer experiment, the velocity of electrons emitted from the
- A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- The ratio of minimum wavelengths of Lyman and Balmer series will be
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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