The photo electric threshold wavelength for a metal is `2750A^(0)` . The minimum energy of a photon that can produce photoelectric effect in the metal is - - - - ev ?

The photo electric threshold wavelength for a metal is 2750A^(@) .The minimum energy of a photon that can produce photoelectric effect in the metal is ?

The threshold frequency of metals 4 x 10^(14) s^(-1) The minimum energy which photons must possess to produce photoelectric effect with the metal is (h=6.6 xx 10^(-34) Js)

The photoelectric threshold wavelength for potassium (work function being 2 eV ) is

The photoelectric threshold wavelength of a metal is 300 nm. The maximum kinetic energy of electrons ejected from the metal surface by ultraviolet light of wavelength 250 nm is nearly (h = 4.14*10^-15 eV s and c= 3*10^8 ms^-1)

The best suitable metal for photo electric effect is

The photoelectric threshold of a certain metal is 3000A . If the radiation of 2000A is incident on the metal

if the threshold wavelength for the given metal is 8 xx 10^(-6) m ,then What is the photoelectric work function for a metal ?

The work function of a metal is 3.45 eV. Calculate what should be the maximum wavelength of a photon that can eject photoelectrons from the metal ?

The critical wavelength for producing photoelectric effect in a metal is 2500 Å What wavelength would be nuccesary be produce photoelectric effect from this metal , having twice the KE of these produced at 2000 Å

The photoelectric threshold of the photo electric effect of a certain metal is 2750 A^(@) . Find (i) The work function of emission of an electron from this metal, (ii) Maximum kinetic energy of these electrons. (iii) The maximum velocity of the electrons ejected from the metal by light with a wavelength 1800 A^(@) .