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A narrow beam of light is incident normally on one face of an equilateral prism (refractive index 1.45), the prism being surrounded by water (refractive index 1.33). At what angle the ray of light ...

State the factors on which the deviation produced by a prism depend. Show that the deviation produced by a small angle prism for small angle of incidence is independent of angle of incidence. What...

A beam of white light passing through a hollow prism gives no spectrum. Give reason.

(I) The angle of a glass prism is 60°, and the minimum deviation of light through the prism is 39°. Calculate the refractive index of glass. (II) The refractive index of a glass prism is 1.66 and t...

A glass prism is immersed in water. What happens to the value of angle of minimum deviation?

Is it possible to describe two situations of total internal reflection in a right angled isosceles glass prism?

Find the condition for no emergent of light from a prism.