When light of wavelength 800A illuminates a metal the most

Last updated: 6/24/2023

When light of wavelength 800A illuminates a metal the most energetic photoelectron emitted can just ionise the hydrogen atom in ground state What is the work function of the metal approximately 1 1 2 eV 2 1 9 eV 3 3 4 eV 4 4 8 eV