The work function for a metal surface is 2.0 eV. Determine the longest wavelength that will eject photoelectrons from the metal surface.

The work function of a metal surface is 4.2 eV. The maximum wavelength which can eject photo-electron from this surface is =…….Å

The work function of a metal surface is 4.2 eV. The maximum wavelength which can eject electrons from this metal surface is

The work function of a metal surface is 2.0 eV. Light of wavelength 5000 Å is incident on it:

Work function of a metl surface is 4.2 eV. The maximum wavelength which can eject electrons from this metal surface is:

Work function of a metal is 2.1 eV . Which of the waves of the following wavelengths will be able to emit photoelectrons from its surface ?

Work function of a metal is 4.0 eV. Find the maximum value of wavelength of a radiation that can emit photoelectrons from the metal.

The work function of a metal is 3.45 eV. Calculate what should be the maximum wavelength of a photon that can eject photoelectrons from the metal ?

Work function of a photosensitive metal is 3eV. The wavelength of incident radiations which can just eject photoelectrons from the metal is

The work function for a metal surface is 2.2 eV. If light of wavelength 5000 overset (@)(A) isincident on the surface of the metal,find the threshold frequency and incident frequency.Will there be an emission of photoelectrons or not?