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Two short bar magnets of dipole moments ...

Two short bar magnets of dipole moments M and `Msqrt(3)` are joined at right angles to form a cross as depicted in the figures . The value of `theta` for which the system remains in equilibrium in uniform external magnetic field B , is

A

`theta=30^@`

B

`theta=45^@`

C

`theta=60^@`

D

`theta=15^@`

Text Solution

Verified by Experts

The correct Answer is:
C
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