Given that a photon of light of wavelength `10,000A` has an energy equal to 1.23 eV. When
Channel: Doubtnut
Date: 2020-07-26

Given that a photon of light of wavelength `10,000A` has an energy equal to 1.23 eV. When light of wavelength `5000A` and intenstiy `I_0` falls on a photoelectric cell, the saturation current is `0.40xx10^(-6)A` and the stopping potential is 1.36V, then the work function is