| 质点组内力的功改变质心动能的条件 |
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| 引用本文： | 田志川.质点组内力的功改变质心动能的条件[J].通化师范学院学报,2003,24(6):25-26. |
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| 作者姓名： | 田志川 |
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| 作者单位： | 通化师范学院物理系,吉林通化134002 |
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| 摘 要： | 讨论了质点组内力的功是可以改变质心动能的，以及所满足的条件．
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| 关 键 词： | 质点组 内力 质心动能 动能定理 外力 功 |
| 文章编号： | 1008-7974(2003)06-0025-02 |
| 修稿时间： | 2003年6月12日 |
The Condition of Changing the Barycentric Energy of Motion by the Work of the Endogenous Force in Mass Points Group |
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| TIAN Zhi-chuan.The Condition of Changing the Barycentric Energy of Motion by the Work of the Endogenous Force in Mass Points Group[J].Journal of Tonghua Teachers College,2003,24(6):25-26. |
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| Authors: | TIAN Zhi-chuan |
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| Abstract: | This paper discusses that the barycentric energy of motion can be changed by the work of endogenous force in mass points group and also presents the condition for that. |
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| Keywords: | mass points group endogenous force work barycentric energy of motion |
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