Question

Which of the following processes play a part in the formation of a rainbow?

1. Refraction
2. Total internal reflection
3. Dispersion
4. Interference

विकल्प

• (i), (ii) and (iii)

• (i) and (ii)

• (i), (ii) and (iv)

•  (iii) and (iv)

Answer 1

(i), (ii) and (iii)

Explanation:

The formation of a rainbow results from the dispersion of light that has undergone total internal reflection (TIR) and refraction in the atmospheric droplets.