If the threshold frequency for photoemission on a metal corresponds to a wavelength 5000 Å, then its work function is

The threshold frequency for photoelectric effect on sodiune corresponds to a wavelength of 5000 Å . Its function is

Threshold frequency for photoelectric effect on sodium corresponds to wavelength 5000 overset@A Its work function is

The work function for a metal whose threshold wavelength is 5000 Å is

The work function for a metal whose threshold wavelength is 5000 Å is

If threshold wavelength for sodium is 6800Å then the work function will be

The threshold wavelength of a metal is 1243 nm its work function will be

Aluminium metal has a threshold frequency corresponding to wavelength 4770overset@ A . Calculate the photoelectric work function for aluminium and express it in eV.

If the threshold wavelength for sodium is 5420 Å , then the work function of sodium is

Photoelectric work function of a photoemissive metal depends on