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A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions per second, in a uniform magnetic field of 0.1 tesla with its plane perpendicular to the field. The e.m.f. induced across the radius of the disc is
Options
(a) πx10⁻¹ volt
(b) πx10⁻¹² volt
(c) 2πx10⁻¹ volt
(d) 2πx10⁻² volt
Correct Answer:
πx10⁻¹² volt
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
- Two charges placed in air repel each other by a force of 10⁻⁴ N. When oil is
- A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained
- Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C.
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- Consider 3rd orbit of He⁺(helium), using non-relativistic approach, the speed
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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