The reddish appearance of the sun at sunrise and sunset is due to

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.

admin:

Related Questions

  1. Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
  2. A charged oil drop is suspended in a uniform field at 3×10⁴ V/m so that it neither falls
  3. In nuclear fission, the percentage of mass converted into energy is about
  4. Source S₁ is producing, 10¹⁵ photons per second of wavelength 5000Å
  5. The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength