Which of the following statement is wrong?
1)rayleigh's law of scattering can be applied only when the size of the scattereris much less than the wavelength of light
2)mass density of an optically denser medium may be less than that of an optically rarer medium
3)the apparent flattering of the sun at sun set and sunrise is due to the refraction of light
4)refractive index of a medium is same for all colours of light
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Answer:
RAYLEIGH'S LAW
Explanation:
Rayleigh scattering law:
When scattering particles are much smaller than the wavelength of light the process is known as Rayleigh scattering. The scattering is inversely proportional to the fourth power of the wavelength.
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