Question

(3)
A ray of light makes an angle of 50° with the surface S, of
the glass slab. Its angle of incidence will be
(a)
50°
(6)
40°
(c)
140°
(d)
0°
​

Answer 1

Answer:

40 degrees

Explanation:

This is because the angle of incidence is the angle formed between the incident ray and the normal at the point of incidence

Answer 2

QUESTION:- A ray of light makes an angle of 50° with the surface S, of

the glass slab. Its angle of incidence will be

(a)50°

(b)40°

(c)140°

(d)0°

ANSWER:- (b)40°

HOPE IT HELPS

MARK BRAINLIEST PLS