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A ray of light is incident on a 60^(@) p...

A ray of light is incident on a `60^(@)` prism at the minimum deviation position. The angle of refraction at the first face (i.e. incident face) of the prism is-

A

Zero

B

`30^(@)`

C

`45^(@)`

D

`60^(@)`

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The correct Answer is:
B
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