試卷名稱:111年 - 111 國立清華大學學士後西醫學系單獨招生考試_學士後醫學系/自然科學組:物理#110533
年份:111年
科目:學士後西醫-物理
35. A heat pump does work W to bring heat QL from the cold outside (at constant temperature TL) and deliver heat QH to warm the interior at constant temperature TH. Which of the following is wrong?
(A) The coefficient of performance COP =
(B) W= QH-QL
(C) COP <1.0
(D) Ideally COP =
(E) QH >QL