| 动能定理和传送带问题 |
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| 引用本文： | 徐劳立,郝伟,刘宇星.动能定理和传送带问题[J].物理与工程,2006,16(5):19-19,22. |
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| 作者姓名： | 徐劳立 郝伟 刘宇星 |
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| 作者单位： | 北京工业大学数理学院,北京,100022 |
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| 摘 要： | 运用系统的动能定理处理传送带的牵引力和功率问题．
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| 关 键 词： | 传送带 系统的动能定理 一对力的功 |
| 收稿时间： | 2006-04-17 |
| 修稿时间： | 2006-04-17 |
WORK-ENERGY THEOREM AND CONVEYOR BELT |
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| Xu Laoli,Hao Wei,Liu Yuxing.WORK-ENERGY THEOREM AND CONVEYOR BELT[J].Physics and Engineering,2006,16(5):19-19,22. |
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| Authors: | Xu Laoli Hao Wei Liu Yuxing |
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| Institution: | School of Mathematics and Physics, Beijing University of Technology, Beijing 100022 |
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| Abstract: | Two approaches of resolving the problem of conveyor belt, the traditional method using the theorem of momentum for system, and the method using the work-energy theorem for system, are compared. |
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| Keywords: | conveyor belt work energy theorem for system work by acting force and reac ring force |
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