本题目来源于试卷: Wave Behavior C.1 Simple Harmonic Motion，类别为 IB物理学
[单选题]
A body with maximum potuyjded6l/ tj,pl;2)b m6k a:)iqt;sv entit kk0jz s7a/*ad 6cak(al energy $E_p$ undergoes simple harmonic motion with amplitude $x_0$. The body is released from rest from maximum displacement. What is the magnitude of the change in potential energy of the system after the body has moved a distance of $\frac{x_0}{4}$?
A. $\frac{E_p}{16}$
B. $\frac{7E_p}{16}$
C. $\frac{9E_p}{16}$
D. $\frac{3E_p}{4}$
参考答案: B
本题详细解析:
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