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Question
Name the process which is involved in the formation of a rainbow.
Solution
The dispersion of sunlight is the process that is involved in the formation of a rainbow.
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RELATED QUESTIONS
Describe how you could demonstrate that white light is composed of a number of colours.
A beam of white light is shone onto a glass prism. The light cannot be:
(a) deviated
(b) dispersed
(c) focused
(d) refracted
The coloured light having the maximum speed in glass prism is:
(a) blue
(b) green
(c) violet
(d) yellow
The splitting of white light into its constituent colours is called .............
Explain briefly, with the help of a neat labelled diagram, how white light gets dispersed by a prism. On which surface of a prism, there is both dispersion and deviation of light, and on which surface of the prism, there is only deviation of light ?
What do you understand by the term spectrum?
In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is ______.
What do you understand by spectrum? Name the seven prominent colours in order, as obtained in the spectrum of white light.
What is a rainbow?
State the colour which bends:
- The most.
- The least while passing through a glass prism.
