gc textbook chapter 12 Sound (id: b4558e681)

本题目来源于试卷: gc textbook chapter 12 Sound，类别为 通用国际物理

[填空题]
A person hears a pure tone in the 500–1000-Hz range coming from two sources. T-e.srmxr4,u v c;itw2ju. t7yheu;,u2v-y7stircrwt4 x mj.e .tu xd 7fs7rz:0va/rw34 smy ,p sound is loudest at points equidistant from the two sources. To determine exactly what the frequency is, the perso47/s p smxr30r:yua 7twfz,dvn moves about and finds that the sound level is minimal at a point 0.34 m farther from one source than the other. What is the frequency of the sound?   Hz

参考答案: 504±2%


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