The speed of light in air is 3 x 108 m/s.The speed of light in glass of refractive index 1.5 is ?
a) 4.5 x 108 m/s b) 0.2 x 108 m/s c) 3 x 108 m/s d) 2 x 108 m/s e)3.5 x 108 m/s
The speed of light in air is 3×108 m/s Calculate the speed of light in glass. The refractive index of glass is 1.5.