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A magnetic dipole is under the inflluenc...

A magnetic dipole is under the inflluence of two magnetic fields having an angle of `120^(0)` between them. One of the fields has a magnitude `1.2xx10^(-2)T`. If the dipole comes to stable equilibrium at an angle of `30^(0)` with this field, then magnitude of the other field is

A

`8.484xx10^(-2)T`

B

`0.6xx10^(-2)T`

C

`4.242xx10^(-3)T`

D

`4.242xx10^(-5)T`

Text Solution

Verified by Experts

The correct Answer is:
B
`B_(1) sin 30^(@)=B_(2) sin 90^(@)`
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