| 用曲线拟合方法测量空气阻尼常量 |
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| 引用本文： | 李向亭,黄一及,邬元杰,俞嘉隆,乔卫平.用曲线拟合方法测量空气阻尼常量[J].物理实验,2007,27(4):40-41. |
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| 作者姓名： | 李向亭 黄一及 邬元杰 俞嘉隆 乔卫平 |
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| 作者单位： | 上海交通大学,物理实验中心,上海,200240 |
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| 摘 要： | 以物体在气垫导轨上做一维阻尼运动为例,用曲线拟合方法推导出空气的阻尼常量的计算公式,利用与计算机相连的数码照像机采集数据,画出拟合曲线,从而得出了空气的阻尼常量.
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| 关 键 词： | 一维阻尼运动 曲线拟合方法 阻尼常量 |
| 文章编号： | 1005-4642（2007）04-0040-02 |
| 修稿时间： | 2006-05-11 |
Curve fitting method to measure the damping constant of air |
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| LI Xiang-ting,HUANG Yi-ji,WU Yuan-jie,YU Jia-long,QIAO Wei-ping.Curve fitting method to measure the damping constant of air[J].Physics Experimentation,2007,27(4):40-41. |
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| Authors: | LI Xiang-ting HUANG Yi-ji WU Yuan-jie YU Jia-long QIAO Wei-ping |
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| Institution: | Department of Physics, Shanghai Jiaotong University, Shanghai 200240, China |
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| Abstract: | Taking the example of the one dimensional damping motion of an object on air track,using curve fitting method and digital camera connected to a computer to collect data,fitting curve can be displayed,and the damping constant of air can be obtained. |
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| Keywords: | one dimensional damping motion curve fitting method damping constant |
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