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Question: Answered & Verified by Expert
Colour of the sky is blue due to
PhysicsRay OpticsJEE Main
Options:
  • A Scattering of light
  • B Total internal reflection
  • C Total emission
  • D None of the above
Solution:
1541 Upvotes Verified Answer
The correct answer is: Scattering of light
Intensity of scattered light $I \propto \frac{1}{\lambda^4}$, since $\lambda_{\text {blue }}$ is least that's why sky looks blue.

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