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प्रश्न
The refractive index of glass with respect to air is 3/2. What is the refractive index of air with respect to glass?
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उत्तर
Given: aμg = `3/2`
gμa = `1/(""_"a"mu_"g")`
= `1/(3//2)`
= `2/3`
= 0.67.
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