The blue colour of sky is due to :
(a) refraction of light (b) dispersion of light
(c) diffraction of light (d) scattering of light

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Solution

Answer : (d) scattering of light

Explanation : When light passes through atmosphere, the blue light (Light having high frequency) get scattered in sky. So the sky appears to be blue.

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Similar questions

Q. The blue colour of sky is due to:
(a) refraction of light
(b) dispersion of light
(c) diffraction of light
(d) scattering of light

Q. Match the following :

LIST I	LIST II
A) Rainbow	1) Scattering of light
B) Twinkling of stars	2) Dispersion of light
C) Blue colour of sky	3) Fluctuation of the refraction index in atmosphere layers
D) Advancement of sunrise and delay of sunset	4) Refraction of light

Q. Assertion :Blue colour of sky appears due to scattering of light. Reason: Blue colour has shortest wavelength among all colours of white light.

Question 6
Twinkling of stars is due to atmospheric

(a) dispersion of light by water droplets
(b) refraction of light by different layers of varying refractive indices
(c) scattering of light by dust particles
(d) internal reflection of light by clouds

Q. The twinkling of stars is due to atmospheric :
(a) reflection of light (b) dispersion of light
(c) interference of light (d) refraction of light

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The blue colour of sky is due to : (a) refraction of light (b) dispersion of light (c) diffraction of light (d) scattering of light

Answer : (d) scattering of light Explanation : When light passes through atmosphere, the blue light (Light having high frequency) get scattered in sky. So the sky appears to be blue.

The blue colour of sky is due to :
(a) refraction of light (b) dispersion of light
(c) diffraction of light (d) scattering of light

Answer : (d) scattering of light

Explanation : When light passes through atmosphere, the blue light (Light having high frequency) get scattered in sky. So the sky appears to be blue.