本题目来源于试卷: Simple Harmonic Motion: 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 hor .qbxdq i86/hef t lmcx;w0*, rizontal massless gjmydt ;6ip *.(at(mospring with spring constant k; is set into simple harmonic moti . gpt i(mm*od;(jayt6 on. Its maximum displacement from its equilibrium position is A. What is 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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