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Question

Sky appears to be blue in clear atmosphere due to which property of light.
  1. Scattering
  2. Polarization
  3. Dispersion
  4. Diffraction

A
Dispersion
B
Polarization
C
Scattering
D
Diffraction
Solution
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A clear cloudless daytime sky is blue because molecules in the air scatter blue light from the sun more than they scatter red light. because blue light has a wavelength that is the same size as the particle in the air.

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