Question

explain the origin of spectrum​

Answer 1

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Origin of spectrum

➡spectrum is a condition that is not limited to a specific set of values but can vary with out steps across the Continuum. thethe word first used scientifically in Optics to describe the rainbow of colours is visible light after passing through a Prism scientific understanding of light advance it can to apply to the entire electromagnetic spectrum.

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Answer 2

Explanation:

Band spectra are very complex and originate in molecules. Line spectra are of varying degrees of complexity and have their origin in atoms. ... Theories of the origin of spectra, and, of the constitution of atoms, are thus largely based upon investigations of regularities in the arrangement of spectral lines and bands