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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: - The electrons are emitted in the photoelectric effect from a metal surface
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- An unpolarised beam of intensity I₀ falls on a polaroid. The intensity
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- The number of photo electrons emitted for light of a frequency v
Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electrons are emitted in the photoelectric effect from a metal surface
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- An unpolarised beam of intensity I₀ falls on a polaroid. The intensity
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- The number of photo electrons emitted for light of a frequency v
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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