SoundSoundSoundSound (id: 986158efa)

本题目来源于试卷: SoundSoundSoundSound，类别为 IB物理学

[填空题]
A tight guitar string has us ;l*d e/0aikjjoox d;e7- s3ogl t-*a xr5* d4nahf/z frequency of 540 Hz as its third harmonic. What will be n/ah*5xf r4d zits fundamental frequency if it is fingered at a length of only 60% of its original length?   Hz

参考答案: 300±2%


本题详细解析:

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