A `60^@` prism made of glass of refractive index 1.5. Find the angle of minimum deviation.

A prism made of glass of refractive index sqrt2 . The angle of the prism is 60^@ and the prism is set for minimum deviation . Find the angle of incidence.

Derive an expression for refractive index of the prism in terms of angle of minimum deviation and angle of prism.

Correct the following sentences, if required changing the underlined portion. The refractive index of a medium depends on the angle of the minimum deviation.