Question

simple question

the definition of dispersion ?

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Answer 1

ANSWER -

When white light is passed through a glass prism it splits into its spectrum of colours (in order violet, indigo, blue, green, yellow, orange and red) and this process of white light splitting into its constituent colours is termed as dispersion.

Answer 2

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Dispersion, in wave motion, any phenomenon associated with the propagation of individual waves at speeds that depend on their wavelengths. ... Dispersion is sometimes called the separation of light into colours, an effect more properly called angular dispersion.