gc textbook chapter 11 Vibrations and Waves (id: d0bcba597)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
An elastic cord vibrates with a frequency of 3.0 H (gdy5pfj29o(4g n8falqo + pwz when a ma,5e; uysj p5azss of 0.60 kg is hung from it. What is its ju,a55z eyp ;sfrequency if only 0.38 kg hangs from it?    Hz

参考答案: 3.8±2%


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