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A mirror and a source of light are situa...

A mirror and a source of light are situated at the origin O and at a point on OX, respectively. A ray of light from the sources strikes the mirror and is reflected. If the direction ratios of the normal to the plane are 1, -1, 1, then find the DCs of the reflected ray.

A

`(1)/(3), (2)/(3), (2)/(3)`

B

`(1)/(3), (2)/(3), (2)/(3)`

C

`-(1)/(3), -(2)/(3), -(2)/(3)`

D

`-(1)/(3), -(2)/(3), (2)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
(d)
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