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

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

The kinetic energy of the ejected electrons in photoelectric effect 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

The threshold frequency for a certain metal for photoelectric effect is 1.7 xx 10^15 Hz .When light of frequency 2.2 xx 10^15 Hz is incident on the metal surface, the kinetic energy of the emitted. photoelectrons is 3.3 xx 10^-19 J .Calculate Planck's constant.

The energy of an electron is 4.0 xx10^(-19) J.Express it in eV.