Question

If the stopping potential of a metal when illuminated with a radiation of wavelength $480 \mathrm{~nm}$ is $1.2 \mathrm{~V}$, find (a) the work function of the metal, (b) the cutoff wavelength of the metal, and (c) the maximum energy of the ejected electrons.

          If the stopping potential of a metal when illuminated with a radiation of wavelength $480 \mathrm{~nm}$ is $1.2 \mathrm{~V}$, find
(a) the work function of the metal,
(b) the cutoff wavelength of the metal, and
(c) the maximum energy of the ejected electrons.

Added by Sandra F.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Prabhu Ramji

06/01/2022

Step 1

The energy E can also be expressed as eV, where e is the charge of an electron and V is the stopping potential. Show more…

Show all steps

Thanks for your feedback!

If the stopping potential of a metal when illuminated with a radiation of wavelength $480 \mathrm{~nm}$ is $1.2 \mathrm{~V}$, find (a) the work function of the metal, (b) the cutoff wavelength of the metal, and (c) the maximum energy of the ejected electrons.