In a uniform magnetic field of induction B a wire in the fo… | CGP Edu

Physics Magnetic Effects of Current Electromagnetic Induction & AC Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: September 12, 2026

In a uniform magnetic field of induction B a wire in the form of a semicircle of radius r rotates about the diameter of the circle with an angular frequency ω. The axis of rotation is perpendicular to the field. If the total resistance of the circuit is R , the mean power generated per period of rotation is

A

B

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D

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