本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 通用国际物理
[单选题]
A mass is attached to a vertical spring and bobs up tx-66vcde2o7jt9yuxr ib 6zp lody)8vs- 1o .and down between points A aqv:(6b+u: b9m h xdaqsnsq6hq+va:d:9m bux (b d B. Where is the mass located when its kinetic energy 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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