A photon of energy 12 V falls on metal surface whose work function is 4.15 eV . The stopping potential is

Light of energy 2.0 eV falls on a metal of work function 1.4 eV . The stopping potential is

Light of energy 2.0 eV falls on a metal of work function 1.4 eV . The stopping potential is

Light of frequency 10^(15) Hz falls on a metal surface of work function 2.5 eV. The stopping potential of photoelectrons in volts is

Light of wavelength 2000 Å falls on a metallic surface whose work function is 4.21 eV. Calculate the stopping potential

Light of wavelength 2000 Å falls on a metallic surface whose work function is 4.21 eV. Calculate the stopping potential

A photon of energy 4 eV is incident on a metal surface whose work function is 2 eV . The minimum reverse potential to be applied for stopping the emission of electrons is

A photon of energy 4 eV is incident on a metal surface whose work function is 2 eV . The minimum reverse potential to be applied for stopping the emission of electrons is

Radiation of energy 6.5 eV is incident on a metal surface whose work function is 4.2 eV. What is the potential difference that should be applied to stop the fastest photoelectrons emitted by the metal surface ?