| ⇦ | 
| ⇨ |
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: - Mass defect is known as
- Fission of nuclei is possible because the binding energy per nucleon in them
- In Young’s double slit experiment with sodium vapour lamp of wavelength
- A circular coil of radius 10cm and 100 turns carries a current 1 A.
- Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Mass defect is known as
- Fission of nuclei is possible because the binding energy per nucleon in them
- In Young’s double slit experiment with sodium vapour lamp of wavelength
- A circular coil of radius 10cm and 100 turns carries a current 1 A.
- Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
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