Question

The speed of light in vacuum is 3x10^8m/s and in glass is 1.97x10^8m/s. Find the refractive index of glass with respect to vacuum.​

Answer 1

Answer:

1.97/3

Step-by-step explanation:

refractive index=speed of light in glass/speed in vaccum

=1.97×10^8/3×10^8

=1.97/3

now u can solve further...

please mark as brainliest