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In fog, photographs of the objects taken with infrared radiations are more clear than those obtained during visible light because

a)

 radiation has lesser wavelength than visible radiation

b)

Scattering of  light is more than visible light

c)

The intensity of  light from the object is less

d)

Scattering of light is less than visible light



Question ID - 152857 | SaraNextGen Top Answer

In fog, photographs of the objects taken with infrared radiations are more clear than those obtained during visible light because

a)

 radiation has lesser wavelength than visible radiation

b)

Scattering of  light is more than visible light

c)

The intensity of  light from the object is less

d)

Scattering of light is less than visible light

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

In fog, visible light is scattered more according to Rayleigh scattering, but scattering of infrared radiations is less due to high wavelengths, hence in fog, photographs of the objects taken with infrared radiations are clearer.

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