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Light ray is incident on a prism of angl...

Light ray is incident on a prism of angle `A=60^(@)`and refractive index`mu=sqrt(2)`.the angle of incidence at which the emergent ray grazes the surface is given by

A

`sin ^(-1) ((sqrt(3)-1)/(2))`

B

`sin^(-1) ((1-sqrt(3))/(2))`

C

`sin^(-1)((sqrt(3))/(2))`

D

`sin^(-1) ((2)/(sqrt(3)))`

Text Solution

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The correct Answer is:
A
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