Find the change in energy of a photon of blue light `(lambda = 400 Å)` when the light enters into a medium of refractive index `mu = 4/3`.

Velocity (v) of light in a medium (refractive index mu ) vary as

Calculate the energy of a photon of blue light, lambda =450 nm in air (or vacuum).

Calculate the energy of a photon of blue light, lambda =450 nm in air (or vacuum).

If c is velocity of light in vacuum and v is the velocity of light in a medium of refractive index mu , then

If c is velocity of light in vacuum and v is the velocity of light in a medium of refractive index mu , then

The wavelength of light in vacuum is lambda . The wavelength of light in a medium of refractive index n will be

If the wavelength of light in vacuum be lambda , the wavelength in a medium of refractive index n will be

If the wavelength of light in vacuum be lambda , the wavelength in a medium of refractive index n will be

Fill in the blank spaces with appropriate answers: The velocity of light in vacuum is c. It is ______ when light enters through a denser medium of refractive index is mu .

Find the speed of light of wavelength lambda =780nm (in air) in a medium of refractive index mu=1.55. (b) What is the wavelength of this light in the given medium ?