| 金属导体电阻温度系数测定方法的比较研究 |
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| 引用本文： | 林建平.金属导体电阻温度系数测定方法的比较研究[J].洛阳师范学院学报,2007,26(2):53-55. |
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| 作者姓名： | 林建平 |
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| 作者单位： | 宁德师范高等专科学校物理系,福建宁德,352100 |
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| 基金项目： | 宁德师范高等专科学校科研和教改项目 |
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| 摘 要： | 利用双臂电桥和电位差计的方法分别测量了金属铜棒电阻的温度系数,给出测量实验的装置图,对测量结果进行分析,并讨论了测量的不确定度,结果表明用电位差计测量的结果更加精确。
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| 关 键 词： | 温度系数 电桥 电位差计 |
| 文章编号： | 24414090 |
| 修稿时间： | 12 11 2006 12:00AM |
A Comparative Study on the Measurement of Temperature Parameters of Resistance of Metal Conductor |
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| LIN Jian-ping.A Comparative Study on the Measurement of Temperature Parameters of Resistance of Metal Conductor[J].Journal of Luoyang Teachers College,2007,26(2):53-55. |
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| Authors: | LIN Jian-ping |
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| Institution: | Department of Physics, Ningde Teachers College, Ningde 352100, China |
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| Abstract: | In this paper,the temperature parameters of resistance of copper bar are investigated by means of methods with electrical bridge and potentiometer respectively.Experimental results and errors in measurement are discussed.The results show that the method with potentiometer turns out fewer errors than the one with electrical bridge. |
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| Keywords: | temperature parameter electrical bridge potentiometer |
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