MDCAT Physics MCQ #309

What explains the splitting of spectral lines in a strong magnetic field (Zeeman effect)?

MDCAT Physics MCQ #309

  1. Question 1

    Q1. What explains the splitting of spectral lines in a strong magnetic field (Zeeman effect)?

    • A) Electrons gain kinetic energy from magnetic fields.
    • B) Orbital angular momentum causes sub-level splitting in magnetic fields.
    • C) Collisions with magnetic field particles excite electrons.
    • D) Photon spin interacts with magnetic field orientation.

    Answer: Orbital angular momentum causes sub-level splitting in magnetic fields.

    Explanation: Magnetic fields split energy levels based on angular momentum. Option A is incorrect because magnetic fields don't directly add kinetic energy.