if the speed of light in wateris 2.25 x 10^8m/sand the speed in vaccum is 3x10 ^8 m/s calculate the reflexive index of water
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Refractive Index of water with respect to vacuum is :
Velocity of light in water ÷ Velocity of light in vacuum.
=2.25×10^8 m/s ÷ 3×10^8 m/s
= 0.75
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