Threshold frequency for photoelectric effect from a metal surface of work function 4.5 eV is

Calculate the threshold frequency of photon for photoelectric emission from a metal of work function 0.1 eV.

Calculate the threshold frequency of photon for photoelectric emission from a metal of work function 0.1eV.

The threshold frequency of a photoelectric effect depends on

The threshold wavelength for photoelectric effect of a metal is 6500 Å. The work function of the metal is approximately

What is threshold frequency in the photoelectric effect?

Find the threshold wavelengths for photoelectric effect from a copper surface, a sodium surface and a cesium surface. The work functions of these metals are 4.5 eV, 2.3 eV and 1.9 eV respectively.

Find the threshold wavelengths for photoelectric effect from a copper surface, a sodium surface and a cesium surface. The work functions of these metals are 4.5 eV, 2.3 eV and 1.9 eV respectively.

Assertion : The threshold frequency of photoelectric effect supports the particle nature of sunlight . Reason : If frequency of incident light is less than the threshold frequency , electrons are not emitted from metal surface.

Threshold wavelength for photoelectric effect on sodium is 5000 Å . Its work function is