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 1twxdsq/d 2; 2zn4j9f:e )bczda.utu L is resonatit0 mnrkq+ d02nng at its fundamental frequency. Which statementr nd20k m0q+tn 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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