" 1) State the laws of refraction."

What is meant by refraction of light ? State the laws of refraction. Show that emergent ray from a glass slab is parallel to incident ray.

State laws of refraction.

Raju passes a ray of yellow colour through an equi lateral prism and the path of the ray is as shown in the following figure. State the laws of refraction.

Refraction of light is the phenomenon of change in the path of light ray when it goes from one medium to another. State the laws of refraction