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

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

ManipalManipal 2009Ray Optics and Optical Instruments

Solution:

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 more clear.