The work function of tungsten is 4.50 eV. Calculate the speed of fastest electron ejected from tungsten surface when light whose photon energy is 5.80 eV shines on the surface.

The work function of tungsten is 4.50 eV. Calculate the speed of fastest electron ejected from tungsten surface when light whose photo energy is 5.80eV shines on the surface.

The photoelectric work function of tungsten is 4.5 eV. Calculate its threshold wavelength.

Work function of a metal is 2 eV. The maximum wavelength of photons required to emit electrons from its surface is

If the work function for a certain metal is 1.8eV: What is the stopping potential for electrons ejected from metal when light of wavelength 4000overset@ A shines on metal

The photoelectric work function of a surface is 2.2 eV. The maximum kinetic energy of photoelectrons emitted when light of wavelength 6200 Å is incident on the surface, is

Photoelectric work function of a metal is 3 eV. Find the maximum speed of photoelectrons emitted when radiation of wavelength 4000overset@ A is incident on the metal surface. (Given: mass of electron = 9.1 xx 10^-31 kg )