Submitted by examrobotsa on Thu, 01/29/2015 - 17:54 If speed of light in air is 3 x 10^8s m/s, the speed of light in glass (with refractive index 1.5) would be2 x 10^8 m/s 4.5 x 10^8s m/s3 x 10^8 m/s1.5 x 10^8 m/sstats: 0,240,336,240,104,120,112