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KCET 2009 Physics Solved Paper

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Question : 8

Total: 60

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

scattering of I-R light is more than visible light
the intensity of I-R light from the object is less
scattering of I-R light is less than visible light
I-R radiation has lesser wavelength than visible radiation

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