Q. Colour of the sky is blue due to
A) Scattering of light
B) Total internal reflection
C) Total emission
D) None of the above
Explanation
(a) Intensity of scattered light $I \propto \frac{1}{\lambda^{4}},$ since $\lambda_{blue}$ is least that’s why sky looks blue
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.