| ⇦ | 
| ⇨ |
A resistance of 20 ohm is connected to a source of an alternating potential V=220 sin (100 πt). The time taken by the current to change from its peak value to r.m.s value is
Options
(a) 2.5 x 10⁻³ sec
(b) 0.25 sec
(c) 25 x 10⁻³ sec
(d) 2.5 sec
Correct Answer:
2.5 x 10⁻³ sec
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions:
- The dimensional formula for Young’s modulus is
- An inclined plane of length 5.60m making an angle of 45⁰ with the horizontal is placed
- In a n-type semiconductor, which of the following statement is true?
- A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm.
- A wooden stick 2 m long is floating on the surface of water. The surface tension
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