engineering physics MCQ #398

The ratio of the energy of the first excited state to the ground state is

engineering physics MCQ #398

  1. Question 1

    Q1. The ratio of the energy of the first excited state to the ground state is

    • A) 1/4
    • B) 1/2
    • C) 1/9
    • D) 1

    Answer: 1/4

    Explanation: E1 = -13.6 eV, E2 = -13.6 / 4 = -3.4 eV, E2/E1 = 1/4.