| 利用光的干涉测钢丝杨氏弹性模量的方法 |
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| 引用本文： | 刘传林.利用光的干涉测钢丝杨氏弹性模量的方法[J].大学物理,2000,19(10):30-31. |
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| 作者姓名： | 刘传林 |
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| 作者单位： | 广东水利电力职业技术学院,机电系,广东,广州,510610 |
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| 摘 要： | 通过测定空气劈尖的光的干涉条纹间距，确定钢丝的微小伸长量，根据测量结果计算钢丝的杨氏弹性模量。
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| 关 键 词： | 空气劈尖 干涉条纹 杨氏弹性模量 光 |
A method of measuring Young's elastic modulus of steel wire by optical interference |
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| LIU Chuan-lin.A method of measuring Young's elastic modulus of steel wire by optical interference[J].College Physics,2000,19(10):30-31. |
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| Authors: | LIU Chuan-lin |
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| Abstract: | The elogation of steel wire is measured by the distance between any two adjacent bright (or dark) fringes of optical interference at the wlre's wedge.Young's elastic modulus of the wire can be caculated accurately by using this result. |
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| Keywords: | wedge fringes of interference Young's elastic modulus |
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