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gc textbook chapter 15 The Laws of Thermodynamics (id: 0f646f273)

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admin 发表于 2025-12-20 23:14:06 | 显示全部楼层 |阅读模式
本题目来源于试卷: gc textbook chapter 15 The Laws of Thermodynamics,类别为 通用国际物理

[问答题]
The oceans contain a tremendous amount of thermal (internal) eneu/rf)arv t /b2 ip: 25cbnt7flrgy. Wgh4t0 -. e8r6suzz mk2)frwq9nm dy ,ihy, in gene,yuw48e296.zqgrfm mit 0rn-h zdk)s ral, is it not possible to put this energy to useful work?




参考答案:
To utilize the thermal energy in the ocean waters, a heat engine would need to be developed that operated between two different temperatures.  If surface temperature water was to be both the source and the exhaust, then no work could be extracted.  If the temperature difference between surface and deep ocean waters were to be used, there would be considerable engineering obstacles, high expense, and potential environmental difficulties involved in having a heat engine that connected surface water and deep ocean water.  Likewise, if the difference in temperature between tropical water and arctic or Antarctic water were to be used, the same type of major difficulties would be involved because of the large distances involved.


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