A photon of energy 8 eV is incident on a metal surface of threshold frequency `1.6xx10^(15)Hz`
Channel: Doubtnut
Date: 2020-05-31

A photon of energy 8 eV is incident on a metal surface of threshold frequency `1.6xx10^(15)Hz`  . What is the K.E. of the ejected photoelectrons in eV ?  `[h=6xx10^(-34)Js]`