⚙️ FE Exam Prep

Clausius inequality states:

A ∮ δQ/T > 0

B ∮ δQ/T ≤ 0 for any cycle

C ∮ δQ/T = 1

D ∮ δQ = 0

✓ Correct Answer: Option B

∮ δQ/T ≤ 0. Equality holds for reversible cycles. This is a mathematical statement of the second law.