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Under minimum deviation condition in a p...

Under minimum deviation condition in a prism, if a ray is incident at an angle of `30^@`. The angle between the emergent ray and the second refracting surface of the prism is

A

`0^@`

B

`30^@`

C

`45^@`

D

`60^@`

Text Solution

Verified by Experts

The correct Answer is:
D
The angle between emergent ray and second refracting surface `= 90^@- i = 90^@ - 30^@ = 60^@`
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