本题目来源于试卷: Physics Unit15: Laws of Thermodynamics，类别为 通用国际物理
[单选题]
The coefficient of performance (COP) of a refrigerator is defined as akazn;3y *ug(/ uc9ql th)2soy 78cfizcj*r-a me ratio of m i2frz8o7) ca*jycs-
A. the heat removed from the inside to the heat expelled to the outside.
B. the heat expelled to the outside to the heat removed from the inside.
C. the heat removed from the inside to the work done to remove the heat.
D. the heat expelled to the outside to the work done to remove the heat.
参考答案: C
本题详细解析:
暂无
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