If refraction index of glass is 1.5 then velocity of light in glass
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Cair/Cmedium=refractive index of medium /refractive index of air
3×10^8/Cmedium=1.5
therefore Cmedium=3×10^8/1.5
=2×10^8m/s
so the velocity in glass is 2×10^8m/s.
«hope you find this helpful»
3×10^8/Cmedium=1.5
therefore Cmedium=3×10^8/1.5
=2×10^8m/s
so the velocity in glass is 2×10^8m/s.
«hope you find this helpful»
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