Speed of photons in photoelectric emission is

What is photoelectric emission?

Photoelectric emission takes place

Calculate the threshold frequency of photon for photoelectric emission from a metal of work function 0.1eV.

Calculate the threshold frequency of photon for photoelectric emission from a metal of work function 0.1 eV.

Assertion : Photoelectric effect supports the quantum nature of light. Reason : Photoelectric emission is instantaneous.

Assertion : Photoelectric effect supports the quantum nature of light. Reason : Photoelectric emission is instantaneous.

The phenomenon of photoelectric emission was discovered in 1887 by

The phenomenon of photoelectric emission was discovered in 1887 by