Light of wavelength `5000 overset(@)A` in air enters into a medium of refractive index 1.4. What will be its frequency in the medium?

A light of wavelength 6,000 overset @A in air, enters a medium with refractive index 1.5.What will be frequency and wavelength of light in the medium?

Light of wavelength 6,000 overset @A is incident on a thin film of refractive index 1.5 ,such that angle of refraction into the film in 60^@ .Calculate the smallest thickness of the film,which will make it appear dark by reflection.

A ray of monochromatic light travelling in vacuum with speed C, wavelength X and frequency u, enters into a medium of refractive index 1.5 . What will be its new speed, wavelength and frequency ?

A ray of monochromatic light travelling in vacuum with speed c ,wavelength gamma and frequency v,enters into a medium of refrative index 1.5 .What will be its new speed ,wavelength and frequency?

What is the polarising anle of a medium of refractive index sqrt3 ?

Green light of wavelegth 5,460 overset @A is incident on an air-glass interface.If the refractive index of glass is 1.5.the wavelength of light in glass would be