engineering physics MCQ #2772

A thermodynamic system undergoes a cyclic process. The change in internal energy is

engineering physics MCQ #2772

  1. Question 1

    Q1. A thermodynamic system undergoes a cyclic process. The change in internal energy is

    • A) Positive
    • B) Negative
    • C) Zero
    • D) Undefined

    Answer: Zero

    Explanation: In a cyclic process, the system returns to its initial state, so ΔU = 0, as internal energy is a state function.