| ⇦ | 
| ⇨ |
Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced in one circuit when the current in the other circuit changes from 0 to 20 A in 0.02 s?
Options
(a) 240 V
(b) 230 V
(c) 100 V
(d) 300 V
Correct Answer:
100 V
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A charged oil drop is suspended in a uniform field at 3×10⁴ V/m so that it neither falls
- The time period of bar magnet is doubled when magnetic field is reduced
- A transformer having efficiency of 90% is working on 200 V and 3kW power supply
- If h is the height of the capillary rise and r be the radius of capillary tube,
- Two bubbles A and B (A>B) are joined through a narrow tube. Then
Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A charged oil drop is suspended in a uniform field at 3×10⁴ V/m so that it neither falls
- The time period of bar magnet is doubled when magnetic field is reduced
- A transformer having efficiency of 90% is working on 200 V and 3kW power supply
- If h is the height of the capillary rise and r be the radius of capillary tube,
- Two bubbles A and B (A>B) are joined through a narrow tube. Then
Topics: Electromagnetic Induction (76)
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