When a beam of light having characteristic frequency falls on a metal surface, ejection of electron occurs.
Name the above phenomenon.

When a beam of light having characteristic frequency falls on a metal surface, ejection of electron occurs. Suggest a metal which exhibit above phenomena

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 ?

Photons of frequency, v, fall on metal surface for which the threshold frequency is v_(0) . Then

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.