gc textbook chapter 12 Sound (id: c3efab029)

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 guitar string produces 4 beats/s whent75jg)9qp zy i sound5acz ,k q(tpcn0x3- efed with a 350-Hz tuning fork and 9 beats/s when sounded with a 355-Hz tuning fork. What is the vibrational frequency of the st-q nc5 kaxfz3c0e p(,tring? Explain your reasoning.    Hz

参考答案: 346±2%


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