velocity of light in water is 3/4 times the velocity of light in vaccum find the refractive index of the water ?
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Velocity in water= 3/4 × velocity in vacuum
4/3 = v in vacuum/v in water
As refractive index = v in medium/v in vacuum
Hence refractive index of water is 4/3 or 1.33
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4/3 = v in vacuum/v in water
As refractive index = v in medium/v in vacuum
Hence refractive index of water is 4/3 or 1.33
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