The magnetic field at a point associtated with a light wave is `B=2xx10^(-6)` Tesia `sin[(3.0xx10^(15)S^(-1))t]sin [(6.0xx10^(15)S^(-1))t]`. If this light falls on a metal surface having a work function of `2.0eV`, what will be the maximum kinetic energy of the photoelectrons?