Question

The refractive index of glass with respect to air is 3/2 and the refractive index of water with respect to air is 4/3. Then what will be the refractive index of glass with respect to water and the refractive index of water with respect to glass? Along with formulas used.

Answer 1

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Answer 2

Answer: 8/9

given,

Refractive index of water wrt air = 4/3

Refractive index of glass wrt air = 3/2

Refractive index of glass wrt water ( glass n water) = Ref. index of water/ Ref. index of glass

= 4/3 divided by 3/2

= 4/3 x 2/3

= 8/9