Q. The refractive index of transparent medium is greater than one because
A. Speed of light in vacuum < speed of light in tansparent medium
B. Speed of light in vacuum > speed of light in tansparent medium
C. Speed flight in vacuum = speed of light in tansparent medium
D. Frequency of light wave changes when it moves from rarer to denser medium
Answer: Speed of light in vacuum > speed of light in tansparent medium