Find the maximum magnitude of the linear momentum of a photoelectron emitted when light of wavelength 400 nm falls on a metal having work function 2.5e V.

Find the maximum kinetic energy of the photoelectrons ejected when light of wavelength 350nm is incident on a cesium surface. Work function of cesium = 1.9 e V.

Find the maximum kinetic energy of the photoelectrons ejected when light of wavelength 350nm is incident on a cesium surface. Work function of cesium = 1.9 e V.

A metal has work function 5eV. Will this metal emit electrons, when light of wavelength 400 nm falls on it?

Consider a metal exposed to light of wavelength 600 nm. The maximum energy of the electron doubled when light of wavelength 400 nm is used. Find the work function in eV.

Consider a metal exposed to light of wavelength 600nm.The maximum energy of the electron doubles when light of wavelength 400 nm is used .Find the work function in eV.

Consider a metal exposed to light of wavelength 600 nm. The maximum energy of the electron doubles when light of wavelength 400 nm is used. Find the work function in eV.

The maximum velocities of the photoelectrons ejected are v and 2v for the incident light of wavelength 400 nm and 250 nm on a metal surface respectively. The work function of the metal in terms of Planck's constant h and velocity of light c is