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Angle of a prism is 30^(@) and its refra...

Angle of a prism is `30^(@)` and its refractive index is `sqrt(2)` and one of the surface is silvered At what angle of incidence a ray should be incident on one surface so that after reflection from the silvered surface it retraces its path

A

`30^(@)`

B

`60^(@)`

C

`45^(@)`

D

`sin^(-1)sqrt(1.5)`

Text Solution

Verified by Experts

The correct Answer is:
c
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