What is "work function "?

What is the work function of a substance if photoelectrons are just ejected for a monochromatic light of wavelength lambda = 3300 Å (answer in eV) ?

The threshold frequency of a material is 2xx10^14 Hz. What is its work function in eV ?

What is the work function of a metal if light of minimum frequency 8xx10^(13) Hz is required for emission of photo electrons?

The threshold frequency of a material is 2xx10^14 Hz. What is its work function in eV ?

What is the work function of a substance if photoelectrons are just ejected for a monochromatic light of wavelength lamda = 3300 Å (answer in eV) ?

What is the work function (w_(o)) of the metal whose threshold frequency (v_(0)) is 5.2 xx 10^(14)s^(-1) ?

Light of wavelength 4000A∘ is incident on a metal surface. The maximum kinetic energy of emitted photoelectron is 2 eV. What is the work function of the metal surface?

The threshold wavelength for emission of photoelectrons from a metal surface is 6 xx 10^(-7) m. What is the work function of the material of the metal surface ?

Light of wavelength 4000 Å is incident on a metal surface. The maximum kinetic energy of emitted photoelectron is 2 eV. What is the work function of the metal surface ?