MDCAT Physics MCQ #3391

In a cyclic process, the net change in internal energy is

MDCAT Physics MCQ #3391

  1. Question 1

    Q1. In a cyclic process, the net change in internal energy is

    • A) Always positive
    • B) Always negative
    • C) Zero
    • D) Dependent on the path

    Answer: Zero

    Explanation: In a cyclic process, the system returns to its initial state, so ΔU = 0. Other options misunderstand the definition of a cyclic process.