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The plane of the coil of a T.G. is place...

The plane of the coil of a T.G. is placed perpendicular to the magnetic meridian and an electric current is passed through it. The deflection of the needle is

A

`0^@` only

B

`0^@ or 180^@`

C

`180^@` only

D

`90^@`

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The correct Answer is:
B
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