Section C: Give a short answer to the question given below.
31b. What is dispersion of white light? State its cause. Draw a diagram to show dispersion of a beam of white light by a glass prism.
The splitting of beam of into it , when it passes through a glass prism, is called the dispersion of light.
When a beam of white light enters a prism, it gets at a point and splits into its seven constituent colours.
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