If light of wavelength 412.5 nm is incident on each of the metals given below, which one will show photoelectric emission and why? .

The photoelectric work function for a metal surface is 2.4eV.If a light of wavelength 5000Ais incident on the surface of the metal, find the threshold frequency and incident frequency. Will there be emission of photoelectrons or not?

Why the alkali metals are most suitable for studying the photoelectric emission?

Light of wavelength 200 nm incident on a metal surface of threshold wavelength 400 nm kinetic energy of fastest photoelectron will be

Light of wavelength 200 nm incident on a metal surface of threshold wavelength 400 nm kinetic energy of fastest photoelectron will be

Light of wavelength 200 nm incident on a metal surface of threshold wavelength 400 nm kinetic energy of fastest photoelectron will be

Metal surface emits photoelectrons when light of wavelength 400 nm is incident on it. Calculate the work function of the metal if stopping potential is 0.5 V.

A light of wavelength 600 nm is incident on a metal surface. When light of wavelength 400 nm is incident, the maximum kinetic energy of the emitted photoelectrons is doubled. The work function of the metals is

A light of wavelength 600 nm is incident on a metal surface. When light of wavelength 400 nm is incident, the maximum kinetic energy of the emitted photoelectrons is doubled. The work function of the metals is