Question

Q9. A ray of light is incident on a
plane mirror making an angle of 90
degree with the mirror surface. The
angle of reflection for this ray of light
will be:
O
(a) 45
O (b) 90
O (c) 0
O d
(d) 60"​

Answer 1

Answer:

your answer is 90

maybe it's helpful for you ☺️☺️

Answer 2

.If the angle of incidence is 90°, then the angle of reflection will also be 90°. Or, we can also say that the reflected ray will just retrace its path. Hope it helps you