The refractive indices of the material of the prism and liquid are `1.56` and `1.32` respectively. What will be the value of `theta` for the following refraction?

The refractivity of the material of the prism is given by

The refractivity of the material of the prism is given by

The refractivity of the material of the prism is given by

A thin glass prism has a refracting angle 6^(@) . The refractive indices of the material of the prism for red and violet colours are 1.56 and 1.6 respectively . What is the angular dispersion ?

The refractive indices of water and glass are 1.2 and 1.5 respectively. What will be the refractive index of glass with respect to water ?

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 refractive indices of material of a prism for blue and red colours are 1.532 and 1.514 respectively. Calculate angular dispersion produced by the prism if angle of prism is 8^(@)