Question

why is infrared radiations preffered for taking photographs in fog

Answer 1

it is so because infrared are scattered so less and can penetrate in fog..
HOPE U UNDERSTOOD

Answer 2

It is because infra red rays are least scatterred by fog or smoke
This is because red light has higher wavelength
The red light has wavelength 1.8 times greater than the blue light
Therefore on using infra red raditiations the image can be captured in the original color

Hope it helps
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