Why do objects appear coloured when viewed through a prism?
Kindly refer to the link below:-
https://www.meritnation.com/ask-answer/question/what-is-the-cause-of-dispersion-of-white-light-passing-throu/human-eye-and-colourful-world/1981105
Regards
https://www.meritnation.com/ask-answer/question/what-is-the-cause-of-dispersion-of-white-light-passing-throu/human-eye-and-colourful-world/1981105
Regards