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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.
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- A train of mass 2x 10⁵ kg has a constant speed of 20 m/s up a hill inclined
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solenoid has length 0.4 cm, radius 1 cm and 400 turns of wire. If a current
- A train of mass 2x 10⁵ kg has a constant speed of 20 m/s up a hill inclined
- The order of radius of the nucleus of an atom is
- The angle between the vectors (i+j) and (j+k) is
- Two coherent sources of intensity ratio α interfere. In interference pattern,
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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