The absolute refractive indices of glass and water are \(\frac {3}{2}\ – McqOptions

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1.	The absolute refractive indices of glass and water are \(\frac {3}{2}\) and \(\frac {4}{3}\). Determine the ratio of the speeds of light in glass and water.
A.	5:7
B.	9:8
C.	7:5
D.	8:9
Answer» E.

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