Question

Two vertical plane mirrors are inclined at an angle 60 with each other. A ray of light travelling horizontally is

reflected first from one mirror and then from the other. The resultant deviation is:

A) 60 B) 90 C) 120 D) 150​

Answer 1

Explanation:

Fromthefigure

a+b=90

0

⇒b=90

0

−a

Now,

b+60+c=180

t

Answer 2

Answer:

pehle padh to le fir gf kyaa wife bhi milegiii