gc textbook chapter 12 Sound (id: 450bc386f)

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]
How many beats will be heaexjb1e 6-gw) ulszb;7 rd if two identm6h5rgxq37 )fhh*njgpz l.0ucfe2)j e )/y j nical flutes each try to play middle C (262 Hz), but one )u2).em0h fnx g 6qh*p chfe5njg7zyj)rj3l /is at 5.0°C and the other at 25.0 $^{\circ} $ C?    beats/sec

参考答案: 9±2%


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