Barmhjertige Interesse Sygdom when is 1 6 index glas not needed Dødelig tak skal du have Etna
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The absolute refractive index of glass and water are 3/2 and 4/3 , respectively. If the speed of light in glass is 2 × 10^8 m/s, calculate the speed of light in :(a) vacuum(b) water
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