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The reddish appearance of the sun at sunrise and sunset is due to
Options
(a) the colour of the sky
(b) the scattering of light
(c) the polarisation of light
(d) the colour of the sun
Correct Answer:
the scattering of light
Explanation:
It is due to scattering of light. Scattering ∞ 1/λ⁴. Hence the light reaches us is rich in red.
Related Questions: - Kepler’s third law states that square of period of revolution (T) of a planet
- A particle of mass m oscillates along x-axis according to equation x = a sin ?t
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Kepler’s third law states that square of period of revolution (T) of a planet
- A particle of mass m oscillates along x-axis according to equation x = a sin ?t
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- In an inductor when current changes from 2 A to 18 A in 0.05 sec, the e.m.f. induced
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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