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A ray of light strikes a plane mirror M ...

A ray of light strikes a plane mirror M at an angle of `45^@` as shown in the figure. After reflection, the ray passes through a prism of refractive index 1.5 whose apex angle is `4^@`. The total angle through which the ray is deviated is :

A

`90^@`

B

`91^@`

C

`92^@`

D

`93^@`

Text Solution

Verified by Experts

The correct Answer is:
C
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