Derive the relation for refractive index of the material of prism when the prism is placed in minimum deviation position.

Define the term dispersion by a prism and give the reason for its occurrence .Write the formula for refractive index of the material of a prism in terms of the anle ofminimum deviation.

For which colour,the refractive index of the material of prism is maximum and minimum?

Derive the relation between refractive index of the medium and critical angle.

Discuss the phenomenon of refraction through a prism and prove that for a prism: mu=(sin(A + delta_m)//2)/(sin A//2) ,where A is anle of prism, mu s refractive index of the material of prism and delta_m is the ngle of minimum deviation.

The refracting angle of a prism is 60^@ nd the refractive index of the material of the prism is 1.732.Calculate the angle of minimum deviation.

Calculate the refractive index of a prism,if the angle of the prism is 60^@ and the angle of minimum deviation is 30^@ .

Derive a relation between refractive index and critical angle.

Prism of refractive index 1.53 is placed in water of refractive index 1.33.If the angle of the prism is 60^@ ,calculate the angle of minimum deviation in water.

A ray is incident at an angle of incidence i on one surface of a prism of small angle A and emerges normally from the opposite surface. If the refractive index of the material of the prism is mu , the angle of incidence i is nearly equal to