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The given figure shows a ray of light di...

The given figure shows a ray of light directed onto a plane mirror at an angle of `45^@` initially. The mirror is then rotated by `20^@` about point O as shown in the figure.

The new angle of reflection is

A

`20^@`

B

`45^@`

C

`25^@`

D

`15^@`

Text Solution

Verified by Experts

The correct Answer is:
C
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