[" 36) A light ray entering glass from "],[" water,"]

When a light ray enters into glass medium from water at an angle of incidence 0^(@) , what would be the angle of refraction?

A light wave enters into glass from water. How are its energy and frequency affected ?

When a rays of light enters a glass slab from water

The refractive index of water is 4//3 and that of glass is 3//2 . A beam of light enters glass from water. For what angle of incidence will the refracted light be completely polarised ?

When a ray of light enters a glass slab from air