Question

refractive index of a glass is 3.2 what is the velocity of light in the glass​

Answer 1

Answer:

9.375 x 10^7 m/s

Explanation:

refractive index= c/v where c=3*10^8 m/s and v is the velocity of light in glass.

So, v=3*10^8/3.2=9.375 *10^7 m/s