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A ray of light on a plane mirror at an a...

A ray of light on a plane mirror at an angle of `60^(@)`. What is the deviation produced by the mirror ?

A

`120^(@)`

B

`60^(@)`

C

`30^(@)`

D

`90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
Deviation produced by a plane mirror,
`delta=180^(@)-2i =180^(@)-120^(@)=60^(@)`
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