The frequency of a light wave in a material is 2 \times 10^{ {\A}} {\Hz} and wavelength is 5000 {\A}. The refractive index of material will be:-

AIPMT 2007 Physics and Chemistry Paper

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The frequency of a light wave in a material is 2×10A‌Hz and wavelength is 5000A. The refractive index of material will be:-

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