Question

What is the speed of light in a rectangular glass slab?​

Answer 1

Answer:

Explanation:

As we know,

Value of the refractive index is 1 for air and 1.5 for glass.

So the speed of light in air = air=3×1081=3×108 m/s.

And the speed of light in glass slab = Vglass=3×1081.5=2×108 m/s.

Hope this will be Helpful to you.