Question

what happens when a light ray is incident normally to the interface of two media​

Answer 1

Answer:

When ray enters the glass medium it bends towards the normal NN' that is light ray AO gets refracted on entering the glass medium. ... When a light ray is incident normally to the interface of two media then there is no bending of light ray and it goes straight through the medium.

Answer 2

Answer:

Hey mate here is your answer...

There will be no change in the path of light.It will move in the straight line normally.

Hope it helps you...