Optics Question 729
Question: If and are respectively, the electric permittivity and the magnetic permeability of free space, and the corresponding quantities in a medium, the refractive index of the medium is
[IIT-JEE 1982; MP PET 1995; CBSE PMT 1997]
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: A