Question

define desperation of light with the help of diagram of Glass prism​

Answer 1

Answer:

When white light is passed through a glass prism it splits into its spectrum of colours (in order violet, indigo, blue, green, yellow, orange and red) and this process of white light splitting into its constituent colours is termed as dispersion.

Answer 2

Answer:

Dispersion by prism - diagram

The red light bends the least, while the violet light bends the most(as shown in figure). The phenomenon of splitting of light into its component colours is known as dispersion. The pattern of colour components of light is called the spectrum of light.