Physics Unit15: Laws of Thermodynamics (id: b2493a630)

本题目来源于试卷: Physics Unit15: Laws of Thermodynamics，类别为 国际高中通用物理

[单选题]
What is the Carnot ezm.uz8z boomjn)*ge tr 0-:5xffv wsjei+rx*(gj) d yx. 0rl+u53jgf ld5 w6xl6iciency of an engine which operates between $450 ^{\circ}K$ and $310 ^{\circ}K$?

A. 31%
B. 41%
C. 59%
D. 69%


参考答案:  A


本题详细解析: 暂无

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