Work Energy and Power (id: fdc115fe9)

本题目来源于试卷: Work Energy and Power，类别为 美国物理杯赛(Physics Bowl)

[单选题]
97.10: A compressed spring has 16 J of rmiqp / g0x19xpotential energy. What is the 49nztz-qjxyt j- 1g* lmaximum speed it can i *1xlgy9tz4z -tqj-n jmpart to a 2.0-kg object ?

A. 2.8 m/s
B. 4.0 m/s
C. 5.6 m/s
D. 8.0 m/s
E. 16 m/s


参考答案:  B


本题详细解析: 暂无

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