A prism of refractive index `sqrt(2)` has a refracting angle of `60^(@)`. At what angle must a ray incident on it so that it suffers minimum deviation ?

A prism of refractive index sqrt2 has a refracting angle of 60^@ . At what angle a ray must incident on it so that when suffers a minimum deviation?

A prism of refractive index sqrt(2) has refractive angle 60^(@) . Find the angle of incidence so that a ray minimum deviation.

A prism of refractive index sqrt(2) has refractive angle 60^(@) . Find the angle of incidence so that a ray minimum deviation.

A prism of refractive index sqrt2 has refractive angle 60^@. In the order that a ray suffers minimum deviation it should be incident at an angle of

A prism of refractive index sqrt2 has refractive angle 60^@. In the order that a ray suffers minimum deviation it should be incident at an angle of

A glass prism has a refracting angle of 60^@ . The angle of minimum deviation is 40^@ . Find the refractive index. At what angle should the ray be incident so as to suffer minimum deviation ?