In photo electric effect, the energy photon striking a metallic surface is `5.6 xx 10^(-19)J`. The kinetic energy of the ejected electrons is `12.0xx 10^(-20)J`. The work function is

In photoelectric effect, the energy of the photon striking a metallic surface is 5.6 xx 10^(-19)J . The kinetic energy of the ejected electrons is 12.0 xx 10^(-20)J . The work function is:

In a photoelectric effect, the energy of the photon striking a metallic surface is 5.6xx10^(-19)J . The kinetic energy of the ejected electron is 12.0xx10^(-20)J . The work function is

Light of wavelength 4000overset@A is incident on a metal of work function 3.2 xx 10^-19 J . The maximum kinetic energy of the emitted electron is

A photon of energy 8eV is incident on a metal plate with threshold frequency 1.6 xx 10^(15) Hz. The maximum kinetic energy of the emitted photo electrons is (given h= 6 xx 10^(-34) Js )

Photons of energy 6 eV are incident on a metal surface whose work function is 4 eV . The minimum kinetic energy of the emitted photo - electrons will be

Photons of energy 6 eV are incident on a metal surface whose work function is 4 eV . The minimum kinetic energy of the emitted photo - electrons will be