A ligth of wavelength 6000 `Å` , in air, enters, a medium with  refractive index 1.5. Inside the
Channel: Doubtnut
Date: 2020-07-26

A ligth of wavelength 6000 `Å` , in air, enters, a medium with  refractive index 1.5. Inside the medium, its frequency is `"________________"` Hz and its wavelength  is `"________________" Å`