3769/CH17/EX17.4/Ex17_4.sce


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clear
//Given
ug=1.5
uw=1.3
vw=2.25*10**8

//Calculation
vg=(uw*vw)/ug

//Result
printf("\n Speed of the light in glass is %0.3f  *10**8 m/s", vg*10**-8)