A spectrum is formed by a prism of dispersive power `'omega'` if the angle of deviation is `'delta'` then the angular dispersion is

Define dispersive power of a prism.

The dispersive power (omega) of the material of prism is given by

Can dispersive power of prism be negative?

The refractive indices of a material for red, violet and yellow colour lights are 1.52, 1.62 and 1.59 respectively. Calculate the dispersive power of the material. If the mean deviation is 40^@ what will be the angular dispersion produced by a prism of this material ?

The dispersive power ( omega ) of the material of prism is given by

The dispersive power ( omega ) of the material of prism is given by

Dispersive power of prism material is

Discuss about dispersive power of prism.

On what factors does the angular dispersion of a prism depend?