| 用惠斯登电桥测定杨氏模量 |
| |
| 引用本文： | 李伟.用惠斯登电桥测定杨氏模量[J].甘肃高师学报,2008,13(5). |
| |
| 作者姓名： | 李伟 |
| |
| 作者单位： | 陇南师范高等专科学校科学系,甘肃成县,742500 |
| |
| 摘 要： | 将光杠杆和惠斯登电桥联系起来,实现用惠斯登测量金属丝在不同应力下的电阻应变,研究应力、应变及电阻变化率的关系.
|
| 关 键 词： | 惠斯登电桥 光杠杆 应力 应变 杨氏模量 |
Determination Young Modulus Wheatstone Bridge |
| |
| LI Wei.Determination Young Modulus Wheatstone Bridge[J].Journal of Gansu Normal College,2008,13(5). |
| |
| Authors: | LI Wei |
| |
| Institution: | LI Wei(Longnan teachers college; Chengxian Gansu 742500); |
| |
| Abstract: | In this paper,optical lever and wheatstone bridge are linked as to determine the resistance strain of wire under different stress,which aims at studying the relation of stress,strain and resistance change rate. |
| |
| Keywords: | wheatstone bridge optical lever stress resistance strain young modulus |
| 本文献已被 维普 万方数据 等数据库收录！ |
