What is scattering of light? the colour of sun looks different at different times of the day. why?
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When size of scatterer(x) is very much less than wavelength of light. Rayleigh's scattering is valid. The intensity of scattered light(Is) varies inversely as fourth power of wavelength of incident light . 4. TYNDALL EFFECT " Phenomenon of scattering of light by colloidal particles.
When we see the Sun at sunrise or sunset, when it is low in the sky, it may appear yellow, orange, or red. But that is only because its short-wavelength colors (green, blue, violet) are scattered out by the Earth's atmosphere, much like small waves are dispersed by big rocks along the shore.
When we see the Sun at sunrise or sunset, when it is low in the sky, it may appear yellow, orange, or red. But that is only because its short-wavelength colors (green, blue, violet) are scattered out by the Earth's atmosphere, much like small waves are dispersed by big rocks along the shore.
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