A photonsensitive metallic surface is illuminated alternately with light of wavelength 3100 Å and 6200 Å . It is observed that maximum speeds of the photoelectrons in two cases are in ratio ` 2 : 1 ` . The work function of the metal is (hc = 12400 e VÅ)

A metallic surface is illuminated alternatively with lights of wavelengths 3000A and 6000A . It is obseved that the maximum speeds of the photoelectrons under these illumination are in the ratio 3:1 Q. The work function of the metal is

A metallic surface is illuminated alternatively with light of wavelenghts 3000 Å and 6000 Å . It is observed that the maximum speeds of the photoelectrons under these illuminations are in the ratio 3 : 1 . Calculate the work function of the metal and the maximum speed of the photoelectrons in two cases.

A metallic surface is illuminated alternatively with light of wavelenghts 3000 Å and 6000 Å . It is observed that the maximum speeds of the photoelectrons under these illuminations are in the ratio 3 : 1 . Calculate the work function of the metal and the maximum speed of the photoelectrons in two cases.

A metallic surface is illuminated alternatively with light of wavelenghts 3000 Å and 6000 Å . It is observed that the maximum speeds of the photoelectrons under these illuminations are in the ratio 3 : 1 . Calculate the work function of the metal and the maximum speed of the photoelectrons in two cases.

A metallic surface is illuminated alternatively with lights of wavelengths 3000A and 6000A . It is obseved that the maximum speeds of the photoelectrons under these illumination are in the ratio 3:1 Q.What will be the maximum speed of the photoelectrons so emitted?

The surface of a metal is illuminated alternately with photons of energies E_(1) = 4 eV and E_(2) = 2.5 eV respectively. The ratio of maximum speeds of the photoelectrons emitted in the two cases is 2. The work function of the metal in (eV) is ________.

The surface of a metal is illuminated alternately with photons of energies E_(1) = 4 eV and E_(2) = 2.5 eV respectively. The ratio of maximum speeds of the photoelectrons emitted in the two cases is 2. The work function of the metal in (eV) is ________.

Irradiating the metal surface successive by radiations of wavelength 3000Å and 5400Å , it is found that the maximum velocites of electrons are in the ratio 2:1 . Find the work function of the metal surface, meV.