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The angle of a prism is 30^(@). The rays...

The angle of a prism is `30^(@)`. The rays incident at `60^(@)` on one refracting face suffer a deviation of `30^(@)`. Then the angle of emergence is :

A

`0^@`

B

`30^@`

C

`60^@`

D

`90^@`

Text Solution

Verified by Experts

The correct Answer is:
A
`d=i_(1) +i_(2)-A`
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