Q. Calculate the speed of light in given medium and observe its speed, what we conclude from this ?

Q. Calculate the speed of light in given medium and observe its speed,

1.	Q. Calculate the speed of light in given medium and observe its speed, what we conclude from this ?
Answer» The\xa0speed of light in a medium\xa0is v=cn v = c n , where n is its index of refraction. If we divide both sides of\xa0equation\xa0c = fλ by n, we get cn=v=fλn c n = v = f λ n .