Correct Answer: Option C

Explanation

This is called dispersion . A beam of white light passes through a prism and changes into a spectrum of colours.

The spectrum is a band of seven colours which is obtained by splitting of white light by a glass prism. The order of colours from the lower end of spectrum is violet (V), indigo (I), blue (B), green (G), yellow (Y), orange (O), and red (R).

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