本题目来源于试卷: 1 st law of Thermal Dynamics，类别为 美国物理杯赛(Physics Bowl)
[单选题]
06.26: In the Pressure versus Volume graph shown, in b 23ir ke9l;8zx qma0tthe proces sc3 zk46 0 s-gc0qmmu07 g eu;nxw-hhts of going from a to b 60 J of heat are added, and in the process of going from b to d 20 J of heat are added. In the process of going a to c to d, what is the total heat added? mnqs 0gh7 es3t-g uuk;wzhc 40-xmc06
A. 80 J
B. 65 J
C. 60 J
D. 56 J
E. 47 J
参考答案: B
本题详细解析:
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