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Parameters and Typical Relationship (id: 2c161e165)

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admin 发表于 2024-8-17 15:56:48 | 显示全部楼层 |阅读模式
本题目来源于试卷: Parameters and Typical Relationship,类别为 美国物理杯赛(Physics Bowl)

[单选题]
94.05: Amass m; attached to a horizontal massh )r3 49x*mwv m)tuv;gkco-rq x 8ya6gless spring with spring consta/od9hau8h;v ap 5 pkxag:0yr ,nt k; is set into simple harmonic motion. Its maximum displacement from its equilibrium position is A. What iy,dh h x5a rapp/ku:g8a9vo;0s the mass’s speed as it passes through its equilibrium position?


A. 0
B. $A\frac{\sqrt{k}}{m}$
C. $A\sqrt{\frac{m}{k}}$
D. $\frac{1}{A}\sqrt{\frac{k}{m}}$
E. $\frac{1}{A}\sqrt{\frac{m}{k}}$


参考答案:  B


本题详细解析: 暂无

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