Question

When a light ray makes an angke of 90° while entering a glass slab from air, it ______
a. bends towards the normal.
b. hoes away from the normal
c. goes straight without bending at point O
d. returns back into the air.

Answer 1

Hey mate!!

↪When light ray enter in glass slab at 90° then it will goes straight without bending.

Answer 2

hey.... ✔✔
✔ it goes straight without bending at point O



HaPpy to helP u ♥