Question

Monochromatic light of frequency 5 x 10 Hz travelling in vacuum enters a medium of refractive index 1.5. Its
wavelength in the medium is​

Answer 1

Answer:

$= \frac{ \gamma 2}{ \gamma 1} = \frac{mu1}{mu2}$

5×10^10/1.5

=3.33×10^10