Which of the following phenomena of light are involved in the formation of a rainbow?

  1. Reflection, refraction and dispersion
  2. Refraction, dispersion and total internal reflection
  3. Refraction, dispersion and internal reflection
  4. Dispersion, scattering and total internal reflection


When Sunlight falls on tiny water droplets, rainbow is formed by dispersion, refraction and internal reflection of sunlight.

The correct option is C.

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