Published by:
CGP EDU Academic Team
Published on: September 13, 2026
A uniform magnetic field of 0.4 T acts perpendicular to a circular copper disc 20 cm in radius. The disc is having a uniform angular velocity of 
about an axis through its centre and perpendicular to the disc. What is the potential difference developed between the axis of the disc and the rim? 
Text Solution
Verified by ExpertsThe correct answer is:
C
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