If the size of the scattering particles is extremely fine, which color of light do they scatter?

On what factor does the colour of the scattered light depend?

$(a)$ Explain why the colour of a clear sky appears blue during the day with the help of a diagram.
$(b)$ Explain why the Sun looks reddish at the time of sunrise and sunset.

When white light is incident on a blue pigment,which colors of light are reflected?

When white light is incident on an object and it absorbs all the component colors and reflects none of them,what color does the object appear to be?

The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light