Question

speed of light maximum in ____​

Answer 1

$\large\bf{\underline\green{☕︎Good \: Morning☕︎}}$

While glass and water and nylon is denser. So the speed of light is maximum in vacuum.

Note: Speed of light is always maximum in vacuum and then air. Since the refractive index of air is one.

Answer 2

Answer:

There will be no constant speed but the almost speed is 300,000 kilo meter per second