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Question
In the figure, a beam of light consisting of three colours blue, red, and yellow is incident on a prism and on a rectangular glass block respectively. Complete the diagram by drawings of the refracted and emergent rays.
Solution
The complete diagram is given below:
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RELATED QUESTIONS
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.
Draw a diagram to show the refraction of light through a glass prism. On this diagram, mark
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(ii) emergent ray, and
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| Column ‘A’ | Column ‘B’ |
| The wavelength of red light | (a) 600 nm |
| (b) 700 nm | |
| (c) 500 nm |
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Reason: The rainbow is formed due to the dispersion of light.
A ray of light is incident at 45° on an equilateral prism in the diagram below.
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