Question

In an experiment to study the scattering of light by passing a beam of white light through a colloidal solution of sulphur in a transparent glass tank :

(a) Which colour is observed from the front of the glass tank ? Does this colour correspond to the colour of sky on a clear day or the colour of sky around the sun at sunset ?

(b) Which colour is observed from the sides of the glass tank ? Does this colour correspond to the colour of sky on a clear day or the colour of sky around the sun at sunset ?

Answer 1

(a) Red colour is observed from the front of the glass tank. This colour corresponds to the colour of sky around the sun at sunset.

(b) Blue colour is observed from the sides of the glass tank. This colour corresponds to the colour of sky on a clear day.