| 圆盘上的绳张力 |
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| 引用本文： | 张九铸. 圆盘上的绳张力[J]. 大学物理, 2012, 31(8): 8-10 |
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| 作者姓名： | 张九铸 |
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| 作者单位： | 金川集团公司 龙门学校,甘肃金昌,737100 |
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| 摘 要： | 讨论绕水平定轴转动的圆盘和跨过圆盘的细绳组成的力学系统,在考虑二者的质量及之间的摩擦的情况下,导出了细绳张力的计算式.
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| 关 键 词： | 圆盘 细绳 动摩擦系数 角加速度 角速度 张力 |
Tension in a string with circular plate |
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| ZHANG Jiu-zhu. Tension in a string with circular plate[J]. College Physics, 2012, 31(8): 8-10 |
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| Authors: | ZHANG Jiu-zhu |
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| Affiliation: | ZHANG Jiu-zhu(Longmen School of Jinchuan Group LTD,Jinchang,Gansu 737100,China) |
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| Abstract: | A string system is discussed,in which the circular plate rotates around a fixed axis and the string goes through the circular plate.The formula of calculating the tension in the string is given in the case of the mass of both objects and the friction between them being factored in. |
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| Keywords: | circular plate string friction angular acceleration angular velocity |
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