Question

Define dispersion of light. Name the color of white light which deviates the
most on passing through a prism.

Answer 1

Dispersion of light is the splitting of white light into its constituent colors due to the refractive index of the surface and the wavelength of the light.

The colour which is deviated the most is Violet. The colour which is deviated the least is Red. Explanation: Violet has a shorter wavelength and deviates the most whereas red deviates the least.

Answer 2

The splitting of white light into its seven constituencies colour is called dispersion of light.

Red light deviates the most