A ray of light is incident normally norm...

A ray of light is incident normally normallyh on one of the faces of a prism of apex angle `30^(@)` and refractive index `sqrt(2)`. The angle of deviation of the ray is `"________________"` degrees.

A

`0^(@)`

B

`12.5^(@)`

C

`15^(@)`

D

`22.5^(@)`

Text Solution

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The correct Answer is:

C

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