When a soap film on the water is seen in the daytime, it shows beautiful colours. This phenomenon is due to

The formation of glittering colours in thin foam of soap is the result of which of the following phenomenon –

When a CD (compact disc used in audio and video systems) is seen in sunlight, rainbow-like colours is seen. This can be explained on the basis of the phenomenon of :

A very thin transparent film of soap bubble (thickness → 0) is seen under reflection of white light. Then the colour of the film appear to be :

Which one of the following colours is seen in the middle of a Rainbow?

A glass prism splits white light into different colours. This phenomenon is called dispersion of light by prism. Which one of the following statements is correct ?