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In an equilateral prism if incident angl...

In an equilateral prism if incident angle is `45^(@)` then minimum deviation is

A

`30^(@)`

B

`60^(@)`

C

`45^(@)`

D

`90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A
`delta_(m) = 2i - A xx 45 - 60 = 30^(@)`
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