Question

Speed of light in rarer medium is --------that
of in denser.
(a) Smaller
(b) Greater
(c) Equal
(d) None of these​

Answer 1

Answer:

b is the correct answer

Answer 2

greater

Explanation:

rarer medium will have refractive Intex in n2 less than refractive index n1 of denser medium ,thus according to the law speed will increase when traveling from denser to rarer medium v2 will be greater than v1