A metal whose work function is 2 eV is illuminated by light of wavelength `3 * 10^-7m`. Calculate maximum energy of photoelectrons

A metal whose work function is 2 eV is illuminated by light of wavelength 3 * 10^-7m . Calculate threshold frequency

A metal whose work function is 2 eV is illuminated by light of wavelength 3 * 10^-7m . Calculate the stopping potential

Light of frequency 6 xx 10^(14) Hz is incident on a metal whose work function is 2eV (h=6.63 xx 10^(-34) Js,leV =1.6 xx 10^(-19)J) . The maximum energy of electrons emitted will be: