Ap Eapcet
Dual Nature Of Radiation
AP EAPCET 2024 - 22th May Evening Shift
MCQ+1 / -02024
Light of wavelength $4000\mathop {\rm{A}}\limits^{\rm{o}}$ is incident on a sodium surface for which the threshold wavelength of photoelectrons is $5420 \mathop {\rm{A}}\limits^{\rm{o}}$. The work function of sodium is
