Published by:
CGP EDU Academic Team
Published on: August 23, 2026
A metal rod of length 
rotates about on end at origin with a uniform angular velocity 
. The magnetic field radially falls off as 
; 
being a positive constant. The emf induced (neglecting the centripetal force on electrons in the rod) is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
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