Published by:
CGP EDU Academic Team
Published on: August 23, 2026
A 1 m long metal rod AB completes the circuit as shown in figure. The area of circuit is perpendicular to the magnetic field of 0.10 T. If the resistance of the total circuit is 
then the force needed to move the rod towards right with constant speed (v) of 
is 
N.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
To maintain constant speed
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