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In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes from 2 A to 4 A. The value of coefficient of self induction of the coil is
Options
(a) 10.8 H
(b) 0.4 H
(c) 0.2 H
(d) 0.1 H
Correct Answer:
0.2 H
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 body covers 200 cm in the first 2 seconds and 220 cm in the next 4 seconds.
- A ball rolls off the top of stair way with a horizontal velocity of magnitude 1.8 m/s
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- 3 persons are initially at the 3 corners of an equilateral triangle
- The periodic waves of intensities I₁ and I₂ pass through a region at the same time
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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