Physics Unit10: Fluids Related Topics (id: fb335e8fd)

本题目来源于试卷: Physics Unit10: Fluids Related Topics，类别为 通用国际物理

[单选题]
Liquid flows through a 4.0 cm diameter pipe at 1.0 m/s59x ecdkc-r4(hg vcx5 ops9 c2. There is a 2kgooj 7 3mr( hm +h2 9ybmwarg+h-f5o/.0 cm diameter restriction inwr3 hr+kboygo2hm7f(- m5 9/m oh j+ga the line. What is the velocity in this restriction?

A. 0.25 m/s
B. 0.50 m/s
C. 2.0 m/s
D. 4.0 m/s


参考答案:  D


本题详细解析: 暂无

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