The work function of carsium metal is 2.14eV. When light of frequency `6 xx10^14` Hz is incident on the metal surface, photoemission of electrons occurs.` (h=6.6 xx 10 ^-34 js)`:-Define work function.

The work function of carsium metal is 2.14eV. When light of frequency 6 xx10^14 Hz is incident on the metal surface, photoemission of electrons occurs. (h=6.6 xx 10 ^-34 js) :-Calculate the maximum kinetic energy of the emitted electrons.

The work function of carsium metal is 2.14eV. When light of frequency 6 xx10^14 Hz is incident on the metal surface, photoemission of electrons occurs. (h=6.6 xx 10 ^-34 js) :-Calculate the stopping potential.

The work function of caesium metal is 2.14 eV. When Light of frequency 6* 10^14 H_z is incident on the metal is surface, photoemission of electrons occurs. What is the maximum speed of the emitted photoelectrons ?

The work function of caesium metal is 2.14 eV. When Light of frequency 6* 10^14 H_z is incident on the metal is surface, photoemission of electrons occurs. What is the maximum kinetic energy of the emitted electrons ?

To emit a free electron from a metal surface a minimum amount of energy must be supplied.When light of frequency 7.21 * 10^14 Hz is incident on a metal surface, the maximum speed of the ejected electrons is 6 x 10^5 m/s . Calculate the threshold frequency for the metal.