[" 3.The work function of metal is "2.4eV" ."],[" Find the (i) threshold frequency for "],[" metal "],[" (ii) wavelength of incident light if a "],[" stopping potential is "0.5V" ."]

The work function of Cs is 2.14eV.Find (a) threshold frequency for Cs (b) Wavelength of incident light if the photo current is brought to zero by stopping potential of 0.6 V.

If the photoelectric work function of a metal is 5 eV , the threshold frequency of the metal is

The work function of a metal is 4.2 eV , its threshold wavelength will be

The work function of caesium is 2.14 eV. Find (a) the threshold frequency for caesium, and (b) the wavelength of the incident light if the photo current is brought to zero by a stopping potential 0.60 V. Given h=6.63xx10^(-34)Js .

The work function of a photoelectric material is 4.0 e V. (a) What is the threshold wavelength? (b) find the wavelength of light for which the stopping potential is 2.5 V.

The work function for a metal is 4eV. To emit a photoelectron of zero velocity from the surface of the metal, the wavelength of incident light should be :

The work function of a metal is 3.4 eV. If the frequency of incident radiation is increased to twice, then the work function of the metal becomes.