gc textbook chapter 12 Sound (id: 32f25bd92)

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

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The A string on a violinq b-b x(ws j*)vcoaj:0 has a fundam(p+oo6m )evb fental frequency of 440 Hz. The length of the vibrating portion is 32 cm, an)ofvp(o m6be+ d it has a mass of 0.35 g. Under what tension must the string be placed?    N

参考答案: 87±2%


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