Physics Unit15: Laws of Thermodynamics (id: a2144767f)

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]
What is the maximum tdo)c (m*sb pd7 2k/u,-muu tsh4yk0biheo0qb; m7tm66p 5nbe m8,kcfeqtretical efficiency possible for an engine operating betweeqetm5p0 8e;6 qckn 6m7fbb,mtn $100 ^{\circ}C$ and $400 ^{\circ}C$?

A. 25%
B. 45%
C. 55%
D. 75%


参考答案:  B


本题详细解析: 暂无

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