Optics Question 778
Question: Speed of light is maximum in
[CPMT 1990; MP PMT 1994; AFMC 1996]
Options:
A) Water
B) Air
C) Glass
D) Diamond
Show Answer
Answer:
Correct Answer: B
Solution:
$ v\propto \frac{1}{\mu } $ , m is smaller for air than water, glass and diamond.