Question:
When a ray of light passes from a denser medium to a rarer medium , the refracted ray bends away from the normal. as the angle of incidence increases the angle of refraction also increases, and for the angle of incidence for which the angle of refraction is 90 is called critical angle.
Author: Nikitha RaviAnswer:
Critical angle
0 / 5 Â (0 ratings)
1 answer(s) in total