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प्रश्न
If the refractive index of glass with respect to air is 3/2, what is the refractive index of air with respect to glass?
विकल्प
`1/2`
3
`1/3`
`2/3`
MCQ
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उत्तर
`bb(2/3)`
Explanation:
Given:
Refractive index of glass with respect to air = `3/2`
The refractive index of air with respect to glass is the reciprocal:
`n_(air"/"glass) = 1/(n_(air"/"glass)`
= `1/(3/2)`
= `2/3`
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