Question

4. Which of the following is the angle of reflection for the light ray given in the figure? A) 70º B) 60 º C) 35 º D) 30 º

Answer 1

C) `35`

Explanation:

We know, angle of incidence(`i`) = angle of reflection(`r`)

Given, `i+r = 70`

or, `i+i = 70`

so, `i=35`