gc textbook chapter 12 Sound (id: 73e47770e)

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]
Two violin strings are tuned to the same fry;df cm.(g p3eequency, 2iaoa ) *i/xu3z94 Hz. The tension in one string is then decreased by 2.0%. What will be the beat frequency heard when the two stx3i uoza*/)a irings are played together? [Hint: Recall Eq. 11–13.]    Hz

参考答案: 3±2%


本题详细解析:

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