Optics Question 709
Question: Monochromatic light is refracted from air into the glass of refractive index $ \mu $ . The ratio of the wavelength of incident and refracted waves is
[JIPMER 2000; MP PMT 1996, 2003]
Options:
A) 1 : $ \mu $
B) 1 : $ {{\mu }^{2}} $
C) $ \mu $ : 1
D) 1 : 1
Show Answer
Answer:
Correct Answer: C
Solution:
$ \lambda \propto \frac{1}{\mu }\Rightarrow \frac{{\lambda _{1}}}{{\lambda _{2}}}=\frac{{\mu _{2}}}{{\mu _{1}}}=\frac{\mu }{1} $
