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A short magnetic needle is pivoted in a ...

A short magnetic needle is pivoted in a uniform magnetic field of strength 1 T. When another magnetic field of strength `sqrt3 T` is applied to the needle in a perpendicular direction, the needle deflects through an angje `theta`, where `theta` is

A

`30^@`

B

`45^@`

C

`90^@`

D

`60^@`.

Text Solution

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