Energy of an emitted photon with wavelength `620 nm` is :

The energy of a photon of light of wavelength 450 nm is

The energy of a photon of radiation having wavelength 300 nm is,

A photon of 300 nm is absorbed by a gas and then re-emits two photons . One re-emitted photon has wavelenght 4967 nm , the wavelength of second re-emitted photon is :

An atom absorbs a photon of wavelength 500nm and emits another photon of wavelength 700nm. Find the net energy absorbed by the atom in the process.

An atom absorbs a photon of wavelength 500nm and emits another photon of wavelength 700nm. Find the net energy absorbed by the atom in the process.

An atom absorbs a photon of wavelength 500nm and emits another photon of wavelength 700nm. Find the net energy absorbed by the atom in the process.

A photon of 300 nm is abosorbed by a gas and then re-emits two photons . One re-emitted photon has wavelength 496nm . Caluclate energy of other photon re-emitteed out .

The energy of a photon of wavelength 390 nm is nearly

(a) An atom initally in an energy level with E = - 6.52 eV absorbs a photon that has wavelength 860 nm. What is the internal energy of the atom after it absorbs the photon? (b) An atom initially in anergy level with E =-2.68 ev emits a photon that has wavelength 420 nm. What is the internal energy of the atom after it emits the photon?