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An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed from 10 A in one direction to 10A in opposite direction in 0.5 sec. Self inductance of the coil is
Options
(a) 50 mH
(b) 25 mH
(c) 100 mH
(d) 75 mH
Correct Answer:
25 mH
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the Davisson and Germer experiment, the velocity of electrons emitted from the
- Two poles of same strength attract each other with a force of magnitude F
- A series combination of n₁ capacitors, each of value C₁, is charged by a source
- An elevator car whose floor to ceiling distance is equal to 2.7m starts
- Three particles A,B and C are thrown from the top of a tower with the same speed.
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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