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A ray of light passes through an equilat...

A ray of light passes through an equilateral prism (refractive index 1.5) such that angle of incidence is equal to angle of emergence and the latter is equal to `3//4^(th)` of the angle of prism. The angle of deviation is

A

`45^(@)`

B

`39^(@)`

C

`20^(@)`

D

`30^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
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