Question

speed of light speed through a medium depends on​

Answer 1

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Light travels at approximately 300,000 kilometers per second in a vacuum.

Refractive index of a medium depends 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.

Answer 2

Answer:

3X 10^8 m/ s is the speed of light in vaccum....

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