The phenomenon due to which white light splits up into seven colours, on passing through an equilateral prism is called ______ of light.

The phenomenon due to which white light splits into seven colours on passing through a prism is called spectrum.

The angle between the incident ray and emergent ray, when the ray is passing through an equilateral prism is called angle of _____.

A beam of white light is incident on a hollow prism of glass. Then

Draw a neat and labelled diagram, when a ray of white light passes through an equilateral prism.

Name the colour of white light which is deviated (i) the most, and (ii) the least, on passing through a prism.

The phenomenon due to which a ray of light _____ from its path while travelling from one optical medium to another optical medium is called refraction.

For refractin of light through a prism

Write a relation for the angle of deviation (delta) for a ray of light passing through an equilateral prism in terms of the angle of incidence (i_(1)) , angle of emergence (i_(2)) ang angle of prism (A).

When the white light is passed through an equilateral prism it splits into seven colours. The phenomenon of splitting of white light is called :