Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A massless square loop, of wire of resistance 10 
. supporting a mass of 1 g. hangs vertically with one of its sides in a uniform magnetic field of 10 3 G ; directed outwards in the shaded region, A dc voltage V is applied to the loop. For what value of V, the magnetic force will exactly balance the weight of the supporting mass of 1g? (If sides of the loop =10 cm, g = 10 ms 2 )
A
V
B
100 V
C
1 V
D
10 V
Text Solution
Verified by ExpertsThe correct answer is:
D
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