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The angle of incidernce for a ray of lig...

The angle of incidernce for a ray of light at a refracting surface of a prism is `45^(@)`. The angle of prism is `60^(@)`. If the ray suffers minimum deviation through the prism, then the angle os minimum deviation and refractive index of the material of the prism respectively, are

A

`30^(@),1/sqrt2`

B

`45^(@),1/sqrt2`

C

`30^(@),sqrt2`

D

`45^(@),sqrt2`

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The correct Answer is:
C
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