本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理
[单选题]
A mass is attached to a vertical spring and bobs up and5 6j )ebz+mau+qmw/qz down between points * vswnl/d4f jma7. 8pt;e (cawA and B. Where is the mass located when its kinetic energyfdtw7cvp4e8l;s*am a/ w j(n. is a maximum?
A. at either A or B
B. midway between A and B
C. one-fourth of the way between A and B
D. none of the above
参考答案: B
本题详细解析:
暂无
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