| 金属丝的杨氏模量测定实验的改进 |
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| 引用本文： | 徐庆君,刘伟,贾国治.金属丝的杨氏模量测定实验的改进[J].物理实验,2007,27(9):40-41. |
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| 作者姓名： | 徐庆君 刘伟 贾国治 |
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| 作者单位： | 1. 枣庄学院,物理与电子工程系,山东,枣庄,277160
2. 天津城市建设学院,基础部,天津,300384 |
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| 摘 要： | 对金属丝杨氏模量测定仪重新设计.将金属丝水平放置,在中点处悬挂重物,通过测量金属丝伸长后的转角,进而测量金属丝的杨氏模量.
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| 关 键 词： | 杨氏模量 金属丝 转角 |
| 文章编号： | 1005-4642（2007）09-0040-02 |
| 修稿时间： | 2007-04-04 |
Improvement of measuring accuracy of Young modulus of wire |
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| XU Qing-jun,LIU Wei,JIA Guo-zhi.Improvement of measuring accuracy of Young modulus of wire[J].Physics Experimentation,2007,27(9):40-41. |
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| Authors: | XU Qing-jun LIU Wei JIA Guo-zhi |
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| Institution: | 1. Department of Physics, Zaozhuang College, Zaozhuang 277160, China; 2. Department of Basic Subjects, Tianjin Institute of Urban Construction, Tianjin 300384, China |
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| Abstract: | The measuring instrument of Young modulus of wire is redesigned.The wire is placed horizontally and the weights are hanged at the midpoint of the wire.The Young modulus of wire could be measured by the deflection induced by the stretch of the wire. |
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| Keywords: | Young modulus wire deflection |
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