MDCAT Physics MCQ #3397

The entropy change in a reversible adiabatic process is

MDCAT Physics MCQ #3397

  1. Question 1

    Q1. The entropy change in a reversible adiabatic process is

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

    Answer: Zero

    Explanation: In a reversible adiabatic process, ΔS = 0 because Q = 0 and the process is reversible. Other options misunderstand the definition of entropy change.