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A magnetic dipole placed in two perpendi...

A magnetic dipole placed in two perpendicular magnetic fields `vec(B)` and `vec(B)_(o)` is in equilibrium making an angle `theta` with `vec(B)` then.

A

`B=B_(o)`

B

`B cos theta=B_(o)sin theta`

C

`B sin theta=B_(o)Costheta`

D

`B=B_(o)tantheta`

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