The work done in turning a magnet of magnetic moment M by an angle of 
from the meridian is 
times the corresponding work done to turn it through an angle of 
:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
1. Work done, 
Amount of work done to rotate the bar magnet through 
.
Amount of work done to rotate the bar magnet through 
Given
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