| 弹簧的质心 |
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| 引用本文： | 罗兴垅,罗颖.弹簧的质心[J].大学物理,2011,30(3):19-21. |
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| 作者姓名： | 罗兴垅 罗颖 |
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| 作者单位： | 赣南师范学院物理与电子信息学院,江西赣州,341000 |
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| 摘 要： | 依据圆柱形弹簧的劲度系数公式和胡克定律,导出了形变前后有重量的弹簧上同一点相对于弹簧固定端的距离关系式,给出了弹簧非均匀形变的数学表述,讨论了弹簧的质量分布和质心位置问题.
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| 关 键 词： | 弹簧 劲度系数 胡克定律 质量分布 质心 重力场 |
The center of mass of a spring |
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| LUO Xing-long,LUO Ying.The center of mass of a spring[J].College Physics,2011,30(3):19-21. |
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| Authors: | LUO Xing-long LUO Ying |
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| Institution: | LUO Xing-long,LUO Ying(School of Physics and Electronic Information Science,Gannan Teachers' College,Ganzhou,Jiangxi 341000,China) |
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| Abstract: | According to elastic coefficient formula of circular spring and Hooke's law,the formula of the distance of the same particle relative to spring fixation is deduced,a mathematical expression of uneven spring deformation is given,and the mass distribution and the position of the center of mass of a spring are discussed. |
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| Keywords: | spring coefficient of stiffness Hooke's law mass distribution center of mass gravity field |
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