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When a magnet is taken towards a coil, the induced e.m.f. depends on
Options
(a) the number of turns in the coil
(b) the speed of the magnet
(c) the resistance of the coil
(d) the magnetic moment of the magnet
Correct Answer:
the speed of the magnet
Explanation:
Induced e.m.f. depends on rate of change of flux linked with a coil. This, is turn, depend on the speed of the magnet taken towards the coil.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A block of 2 kg is kept on the floor. The coefficient of static friction is 0.4
- The magnifying power of a convex lens of focal length 10 cm, when the image
- A thin ring of radius R meter has charge q coulomb uniformly spread on it
- The time period of a simple pendulum in a lift descending with constant acceleration g is
- A thin circular ring of mass M and radius R rotates about an axis through its centre
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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