Question

refractive index of water is 4/3 . Find the speed of light in water.
please answer this question ...​

Answer 1

Answer:

4/3=3×10^8/Speed in water

Speed in water=3×10^8×3/4

=9000000000/4

=2250000000

=2.25×10^8 m/s

(Speed of air=3×10^8 m/s)