Question

The refractive index of glass wir.t. air is 1.5. What
is the refractive index of air w.r.t. glass?​

Answer 1

Answer:

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Explanation:

The refractive index of glass wir.t. air is 1.5.

the refractive index of air w.r.t. glass is reciprocal of The refractive index of glass wir.t. air is 1.5. that is

the refractive index of air w.r.t. glass=1/1.5=1/(3/2)=2/3