What is spectrum.Why do different coloured rays deviate differently on passing throfh a glass prism?
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Spectrum is the coloured band obtained on a screen passing the white beam of light through a prism.
Different coloured rays deviate differently on passing through a glass prism as a prism is a triangular block of glass consisting of five plain surfaces as because of that a beam of white light when passing from a prism distributes itself into seven different colours that is VIBGYOR
Different coloured rays deviate differently on passing through a glass prism as a prism is a triangular block of glass consisting of five plain surfaces as because of that a beam of white light when passing from a prism distributes itself into seven different colours that is VIBGYOR
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