Ask Question
4 April, 21:40

Photons of energy 7.0 eV strike a metal whose work function is 2.3 eV. KE of the most energetic photoelectron is

5.2 eV

3.8 eV

4.7 eV

7.4 eV

9.3 eV

+1
Answers (1)
  1. 4 April, 22:04
    0
    The kinetic energy of the most energetic photoelectron is 4.7 eV. This was obtained by subtracting the energy of the photon that excited that electron from its work function. By doing this, the excess energy is equal to the kinetic energy of the photoelectron.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Photons of energy 7.0 eV strike a metal whose work function is 2.3 eV. KE of the most energetic photoelectron is 5.2 eV 3.8 eV 4.7 eV 7.4 ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers