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Fluid Mechanics (id: 3523d49f1)

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admin 发表于 2024-7-30 15:56:56 | 显示全部楼层 |阅读模式
本题目来源于试卷: Fluid Mechanics,类别为 美国物理杯赛(Physics Bowl)

[单选题]
13.25: An ideal fluid coms7o-fsp 5z-;gtji oz/ple) .rf9/ruue thw*dc8asp *(sotely fills a small horizontal tube that has a narrowing cross-sectional area as seen in the figure. Which one of the following choices best describes what has happened tou*9a(cr. hdo/w*te)psf r8su the fluid’s speed and its associated pressure in the narrower region as compared to the wider region?



A. The fluid speed increased and the fluid pressure decreased.
B. The fluid speed increased and the fluid pressure increased.
C. The fluid speed increased and the fluid pressure remained the same.
D. The fluid speed decreased and the fluid pressure increases.
E. The fluid speed decreased and the fluid pressure decreases.


参考答案:  A


本题详细解析: 暂无

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