Question

nikita made light from a laser torch to fall on a prism will she be able to observe a spectrum ? explained a reason

Answer 1

no she will not observe a spectrum because one can only observe a spectrum when a white light falls on a prism

Answer 2

because this is phenomenon of splitting of white light into the component colour is called the Dispersion of light on that this set of the colour form on the spelling of the word that is called the spectra of the white light

on that time the white light diverged all the colours in the different wavelength of the colour

please mark my answer in brainlist