Question

how is refractive index of any medium a with respect to b related to the speed of propagation of light in two medium a and b? state the name of this constant when one medium is vacuum or air , the refractive indices of glass and water with respect to vacuum are 3/2 and 4/3 respectively . if the speed of the light in glass is 2×108 m/s , find the speed of the light in vacuum and water.
class 10 cbse board question​

Answer 1

Answer:

bahut badhiya lage raho dekhte hain kab tak hota hai hote hi bata dena

Explanation:

nahin aati