本题目来源于试卷: Efficiency, coefficient of performance and Carnot Cycle，类别为 美国物理杯赛(Physics Bowl)
[单选题]
12.44: A monatomic ideal g p3(9pad73 4kr2mucy,zk xo h-zw6y bwas is the work .d)em+tz+ 0gf*x2 kt)v cuft w o-uia)ing substance for a refrigerator that undergoes the cyclic process (ABCDA) shown in the PV diagram. The processes are t+0+wkaxuoft*f) vez gmc2 -td .))iu all isochoric or isobaric with pressures between $P_0$ and $2P_0$ and volumes between $V_0$ and 2$V_0$ . What is the coefficient of performance for this refrigerator?
A. 1/4
B. 1/3
C. 4/3
D. 11/2
E. 13/2
参考答案: D
本题详细解析:
暂无
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