The Fermi energy of a metal is 5 eV. What is the average energy of electrons at 0 K?
Q1. The Fermi energy of a metal is 5 eV. What is the average energy of electrons at 0 K?
Answer: 3.75 eV
Explanation: Average energy = (3/5) * E_f = (3/5) * 5 eV = 3 eV. However, for a more precise calculation, it's (3/5) * E_f for a non-interacting Fermi gas.