How rainbow is formed?

1.	How rainbow is formed?
Answer» Dispersion, refraction and total internal reflection of light through the water drops which act as a prism Atmospheric refraction It is caused by dispersion of sunlight by tiny h2o droplets, present in the atmosphere.. They refract and disperse the incident sunlight ☀ then reflect it internally ND finally refract it again . Due to the dispersion of sunlight by water droplets present in the atmosphere Rainbow is formed by dispersion of white light

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