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Two short magnets of equal dipole moment...

Two short magnets of equal dipole moments M are fastened perpendicularly at their centres Find the effective magnetic moment.

A

`mu_0/(4pi) M/d^3`

B

`(mu_0)/(4pi) (sqrt(2)M)/d^3`

C

`(mu_0)/(4pi) (2sqrt(2)M)/(d^3)`

D

`(mu_0)/(4pi) (2m)/d^3`

Text Solution

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The correct Answer is:
C
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