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]
Two horizontal pipes are the same length, but pipew jny+ez;9:ze h atj4zp ;16gdB has twice the diameter of pipe A. Water undergoes visc hz 6p;jgd1a4tous flow in both pipes, subject to the same pressure difference across the lengths of the pipes. If the flow rate in pipe A is Q, what is the flow rate in pipe B?
A. $2 \; Q$
B. $4 \; Q$
C. $8 \; Q$
D. $16 \; Q$
参考答案: D
本题详细解析:
暂无
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