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 } $



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