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

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

A.            Reflection, refraction and dispersion

B.            Refraction, dispersion and total internal reflection

C.            Refraction, dispersion and internal reflection

D.            Dispersion, scattering and total internal reflection

Answer: Refraction, dispersion and internal reflection