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Physics Unit14: Heat (id: 1a08785d4)

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admin 发表于 2024-2-5 21:16:36 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit14: Heat,类别为 通用国际物理

[单选题]
It is a well-known fact that water has a ;jmn9fgx2 dx8higher specific heaoad j*,2uwi6s9 ynz x6r a+:gnt capacity than iron. Now, consider equal masses of water and iron that are initially in thermal equilibrium. T2wa i r:yxnjz,6u6n g9+asdo*he same amount of heat, 30 calories, is added to each. Which statement is true?

A. They remain in thermal equilibrium.
B. They are no longer in thermal equilibrium; the iron is warmer.
C. They are no longer in thermal equilibrium; the water is warmer.
D. It is impossible to say without knowing the exact mass involved and the exact specific heat capacities.


参考答案:  B


本题详细解析: 暂无

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