[" iv] The work function for a metal surface is "2.25eV" .If it is irradiated with radiation of energy "2.40eV" ,"],[" the photoelectrons emitted will have kinetic energy "]

The work function of a metal is 4.0 eV . If the metal is irradiated with radiation of wavelength 200 nm, then the maximum kinetic energy of the photoelectrons would be about.

The work function of a metal is 4.2 eV . If radiation of 2000 Å fall on the metal then the kinetic energy of the fastest photoelectron is

The work function of a metal is 2.4 eV. If radiations of 3000 A^o on the metal, then the kinetic energy of the fastest photoelectron is:

The work function of a metal is 2.4 eV. If radiations of 4000 A^o on the metal, then the kinetic energy of the fastest photoelectron is:

The work function of a metal is 4.2 eV If radiation of 2000 Å fall on the metal then the kinetic energy of the fastest photoelectrn is

Work function of a metal is 4.0 eV. Find the maximum value of wavelength of a radiation that can emit photoelectrons from the metal.

The work function of a metal is 4.2eV. If the radiation of 2000Å falls on the metal, find the kinetic energy of the metal