本题目来源于试卷: Physics Unit12: Sound，类别为 通用国际物理
[单选题]
An open pipe of length L is resonating at its fz7stw 2)*xxls4 bd2g: zvm.jat lu6e1unde7u 361wotnu -fg57chh0vwdhnq 9sn )amental frequency. Which statemenhgcft3udso 71-7 n9 hw)nuwv6e0h nq5t is correct?
A. The wavelength is 2L and there is a displacement node at the pipe's midpoint.
B. The wavelength is 2L and there is a displacement antinode at the pipe's midpoint.
C. The wavelength is L and there is a displacement node at the pipe's midpoint.
D. The wavelength is L and there is a displacement antinode at the pipe's midpoint.
参考答案: A
本题详细解析:
暂无
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