Question

When a beam of white light is passed through a triangular glass prism,
the prism splits the white light into seven colours.
(a) In the given figure, the colours P' and 'Q' represent the extreme
component of the spectrum. Identify 'P' and 'Q”.

(b) Why do we get these colours?​

Answer 1

Answer:

glass prism,

the prism splits the white light into seven colours.

(a) In the given figure, the colours P' and 'Q' represent the extreme