MDCAT Physics MCQ #330

Which phenomenon confirms the quantized nature of atomic energy levels?

MDCAT Physics MCQ #330

  1. Question 1

    Q1. Which phenomenon confirms the quantized nature of atomic energy levels?

    • A) Photoelectric effect
    • B) Brownian motion
    • C) Thermal conduction
    • D) Diffraction grating

    Answer: Photoelectric effect

    Explanation: Photoelectric effect proves energy quanta; B fails as Brownian motion relates to kinetic theory.