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 of a spring vibrates with a frequenck49zhg9s dyk 0kp1/)w; shxkg y of+3davgw0q v3lryw, o+ 0.88 Hz. When an additional 680-g mass is added to m, the frequency is 0.60 Hz. What is the val3org + v dl,y30+qvwawue of m?    kg

参考答案: 0.59±2%


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