摘要
通过对实验“拉伸法测杨氏模量”的分析,建议对该实验进行改进,以适应物理实验教学改革的需要。
The main problems which exist in the experiment of measuring the Young's modulus of metal wire by the light level have been studied and a simple improved method of measuring is given in this pnper.
出处
《实验科学与技术》
2006年第3期69-71,共3页
Experiment Science and Technology
关键词
杨氏模量
光杠杆
螺旋测微计
Young's modulus
light level system
screw micrometer
