| ⇦ |
| ⇨ |
An electric lamp is connected to 220 V, 50 Hz supply. Then the peak voltge is
Options
(a) 210 V
(b) 211 V
(c) 311 V
(d) 320 V
Correct Answer:
311 V
Explanation:
Measurement of A.C voltage gives the rms values.
V(rms) = 220 V
Peak value Vm = V(rms) √2 = √2 (220 V) = 311 V.
Related Questions: - Maximum range for a projectile motion is given as R. The maximum height will be
- The charges Q, +q, and +q are placed at the vartices of an equilateral
- A spherical planet has a mass Mp and diameter Dp. A particle of mass
- A moving coil galvanometer of resistance 100 Ω is converted to ammeter by a resistance
- In Young’s double slit experiment, the ratio of maximum and minimum intensities
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Maximum range for a projectile motion is given as R. The maximum height will be
- The charges Q, +q, and +q are placed at the vartices of an equilateral
- A spherical planet has a mass Mp and diameter Dp. A particle of mass
- A moving coil galvanometer of resistance 100 Ω is converted to ammeter by a resistance
- In Young’s double slit experiment, the ratio of maximum and minimum intensities
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends

Leave a Reply