Question

what does refractive index depend upon?

Answer 1

Refractive index of a mediumdepends upon the refractive index of the surroundings (when you consider the light ray passing from the surrounding into the medium), optical density, wavelength of the light and temperature. ... As wavelength of light decreases, the velocity of light decreases.

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Answer 2

Hola mate,
Here's the answer
=> Refractive index of a medium depends upon the refractive index of the surroundings.
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