A heat pump COP for heating is: A Always less than 1 B COP_HP = Q_H/W = 1 + COP_refrigerator (always ≥ 1) C Equal to Carnot efficiency D W/Q_H ✓ Correct Answer: Option B COP_HP = Q_H/W. Always > 1 because combined: work input + extracted heat = delivered heat. Practice FE Exam Prep Quizzes → Browse All Questions Study Flashcards