A mirror and a source of light are situated at the origin O and a point on OX respectively. A ray of light from the

### Question Asked by a Student from EXXAMM.com Team

Q 2135167962.     A mirror and a source of light are situated at the origin O
and a point on OX respectively. A ray of light from the
source strikes the mirror and is reflected. If the DRs of the
normal to the plane of mirror are 1, - 1, 1, then DCs for the
reflected ray are
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

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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