Two magnets of equal mass are joined at right angles to each other as shown the magnet 1 has a magnetic moment 3 times that of magnet 2. This arrangement is pivoted so that it is free to rotate in the horizontal plane. In equilibrium what angle will the magnet 1 subtend with the magnetic meridian
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
For equilibrium of the system torques on 
and 
due to 
must counter balance each other i.e., 
.
If 
is the angle between 
and 
will be 
;
so 
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