The stopping potential for photoelectrons ejected from a photosensitive material of work function 1.6 ev, when photons of energy 2.4 eV are incident on it, is

What is the stopping potential when a metal, of photoelectric work function 4.13 eV , is irradiated with UV photons of energy 6.2 eV?

Photons with energy 5 eV are incident on a cathode C in a photoelectric cell . The maximum energy of emitted photoelectrons is 2 eV . When photons of energy 6 eV are incident on C , no photoelectrons will reach the anode A , if the stopping potential of A relative to C is

Photons with energy 5 eV are incident on a cathode C in a photoelectric cell . The maximum energy of emitted photoelectrons is 2 eV . When photons of energy 6 eV are incident on C , no photoelectrons will reach the anode A , if the stopping potential of A relative to C is

Photons with energy 5 eV are incident on a cathode C in a photoelectric cell . The maximum energy of emitted photoelectrons is 2 eV . When photons of energy 6 eV are incident on C , no photoelectrons will reach the anode A , if the stopping potential of A relative to C is

Photons with energy 5 eV are incident on a cathode C in a photoelectric cell . The maximum energy of emitted photoelectrons is 2 eV . When photons of energy 6 eV are incident on C , no photoelectrons will reach the anode A , if the stopping potential of A relative to C is

The ground state energy of an atom is -13.6eV . The photon emitted during the transition of electron from n=3 to n=1 state, is incidenet on a photosensitive material of unknown work function. The photoelectrons are emitted from the materials with a maximum kinetic energy of 9 eV. the threshold wavelength of the material used is

The ground state energy of an atom is -13.6eV . The photon emitted during the transition of electron from n=3 to n=1 state, is incidenet on a photosensitive material of unknown work function. The photoelectrons are emitted from the materials with a maximum kinetic energy of 9 eV. the threshold wavelength of the material used is