Question

calculate the longest wavelength of incident radiation which will eject photoelectrons from a metal surface whose work function is 3eV

Answer 1

Answer:

Explanation:

The longest-wavelength light that causes an electron to be emitted from gaseous lithium atom is 520 nm. Gaseous lithium atoms are irradiated with light of wavelength 400 nm.

Answer 2

Answer:

Explanation:

The longest-wavelength light that causes an electron to be emitted from gaseous lithium atom is 520 nm. Gaseous lithium atoms are irradiated with light of wavelength 400 nm.