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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
- A mass m moves in a circle on a smooth horizontal plane with velocity v₀
- The magnifying power of a telescope is 9. When it is adjusted for parallel rays
- A radioactive nucleus emits a beta particle. The parent and daughter nuclei are
- A round uniform body of radius R, mass M and moment of inertia I rolls down
- An engine pumps water through a hose pipe. Water passes through the pipe
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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