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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
- The Rutherford scattering experiment proves that an atom consists of
- Two capacitors having capacitances C₁ and C₂ are charged with 120V and 200V batteries
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- The sum of the magnitudes of two forces acting at a point is 16 N
- Two thin dielectric slabs of dielectric constants K₁ and K₂, (K₁ < K₂) are inserted
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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