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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.
Related Questions: - Three unequal resistors in parallel are equivalent to a resistance 1 Ω.
- The de-Broglie wavelength of an electron moving with a velocity 1.5×10⁸ ms⁻¹ is equal
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Three unequal resistors in parallel are equivalent to a resistance 1 Ω.
- The de-Broglie wavelength of an electron moving with a velocity 1.5×10⁸ ms⁻¹ is equal
- A parallel plate condenser has a uniform electric field E(V/m) in the space between
- The potential energy of a system increases if work is done
- Which of the following is true for elastic potential energy density?
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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