Optics Question 978
Question: Relation between critical angles of water and glass is
[CBSE PMT 2000; Pb. PET 2000; CPMT 2001]
Options:
A) Cw > Cg
B) Cw < Cg
C) Cw = Cg
D) Cw = Cg = 0
Show Answer
Answer:
Correct Answer: A
Solution:
$ {\mu _{w}}<{\mu _{g}} $
Therefore $ c _{w}>c _{g} $ .