If the speed of light in glass is 2 x 108 m/s and that in air is 3 x 10 m/s.
Calculate the refractive index of glass with respect to air.
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Hey mate ,
When we find refractive index in respect to air it is called as Absolute Refractive Index
= C/V
= speed of light in medium / speed of light in vaccum
= 2×10^8 / 3×10
= 2×10^7 / 3
Thus Absolute Refractive Index to glass is 2×10^7/3
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