Three friends are trying to see a rainbow in the fountain.
Which one of the following options correctly depicts all the processes involved at the points A, B, and C during rainbow formation?
A
Refraction, Dispersion, Internal reflection
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B
Internal reflection, Dispersion, Refraction
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C
Dispersion, Internal reflection, Refraction
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D
Refraction, Internal reflection, Dispersion
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Solution
The correct option is C Dispersion, Internal reflection, Refraction
The above figure shows how a rainbow is formed due to water droplets. Clearly, the light undergoes dispersion, internal reflection and then refraction.