JAMB Physics

A narrow beam of white light can be spilt up into different colours by a glass of prism. The correct explanation is that


white light is an electromagnetic wave


the prism has all colours of white light


different colors of white light travel with different speeds in glass


white light has undergone total internal reflection in the prism

Correct answer: C

The diffraction of light is the phenomenon whereby light is separated into its constituent colors by a prism because different colors of light travels at different speeds in glass.

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