Transverse vibrations of a thin loaded rod: theory and experiment

被引:2
|
作者
Xu, Jue [1 ]
Chen, Yuan-jie [2 ]
Ma, Yong-li [2 ]
机构
[1] Fudan Univ, Dept Nucl Sci & Technol, Shanghai 200433, Peoples R China
[2] Fudan Univ, Dept Phys, Shanghai 200433, Peoples R China
关键词
transverse vibrations of a load rod; Young's modulus; dynamic measurement method; IMPULSE EXCITATION; YOUNGS MODULUS; BEAM;
D O I
10.1088/0143-0807/36/5/055035
中图分类号
G40 [教育学];
学科分类号
040101 ; 120403 ;
摘要
The general formulation of a determinate solution problem is deduced for the transverse vibrations of a thin loaded rod. The vibration frequencies of a thin homogeneous rod carrying a concentrated mass as a function of the load's position and mass are exactly solved. The dynamic measurement method of Young's modulus of the rods is presented within this theory. Our measurements of Young's modulus in the dynamic method agree with those in the traditional bending method, therefore the theory is verified by our experiments.
引用
收藏
页数:11
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