gc textbook chapter 11 Vibrations and Waves (id: 8c8a1dd7a)

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]
It takes a force of 80elb9u)u41r rt .b49.yhg +a/skway cz6xr( 1lo0 N to compress the spring of a toy popgun 0.200 m to “load” a 0.180-kg ball. With what speed will the ball lea+gkbarsx4w.y9 o61 (/zhy l acve the gun?    m/s

参考答案: 9.43±2%


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