Question

fill in the blanks A band of seven colours of a light beam is called​

Answer 1

Explanation:

Spectrum of white light: The band of seven colours formed when a beam of white light is passes through a glass prism is called spectrum of white light. Dispersion of light: The splitting of white light into seven colours on passing through a transparent medium is called dispersion of light.

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Answer 2

A band of seven colours of a light beam is calledSpectrum of white light

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