gc textbook chapter 11 Vibrations and Waves (id: cb52b76a2)

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]
A mass m at the end ofnn m1a (gig v 1ujmzi8i.7-,dd a sprim(h svfu;,8:uz xin2 cng vibrates with a frequency of 0.88 Hz. When an additional 680-g mass is added to mnzux28(us ;,ic fmh :v, the frequency is 0.60 Hz. What is the value of m?    kg

参考答案: 0.59±2%


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