Optics Question 780
Question: If the wavelength of light in vacuum be l, the wavelength in a medium of refractive index n will be
[UPSEAT 2001; MP PET 2001]
Options:
A) nl
B) $ \frac{\lambda }{n} $
C) $ \frac{\lambda }{n^{2}} $
D) n2l
Show Answer
Answer:
Correct Answer: B
Solution:
$ {\lambda _{medium}}=\frac{{\lambda _{vacuum}}}{\mu } $
