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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: - A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
- A point source emits sound equally in all directions in a non-absorbing medium.
- The earth radiates in the infrared region of the spectrum. The spectrum is correctly
- In communication with help of antenna if height is doubled then the range
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
- A point source emits sound equally in all directions in a non-absorbing medium.
- The earth radiates in the infrared region of the spectrum. The spectrum is correctly
- In communication with help of antenna if height is doubled then the range
- The electric field part of an electromagnetic wave in a medium is represented by
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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