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拉脱法测量液体表面张力系数α实验误差分析
The Analysis of Experimental Errors about Liquid Surface Tension Coefficient α by the Measurement of Pull-off Method
【摘要】 在液膜拉脱过程中,对吊环的受力以及受力的变化情况进行分析,以便正确测量求得液体表面张力,减少α的实验测量误差。
【Abstract】 The paper aims to analyze the forces of the rings as well as their changes in the process of liquid membrane pulling off so as to obtain an accurate measurement of the liquid surface tension and reduce the experimental measurement errors of α.
【关键词】 拉脱法;
液体表面张力;
液体表面张力系数;
误差;
【Key words】 pull-off method; liquid surface tension; liquid surface tension coefficient; errors;
【Key words】 pull-off method; liquid surface tension; liquid surface tension coefficient; errors;
- 【文献出处】 大学物理实验 ,Physical Experiment of College , 编辑部邮箱 ,2013年02期
- 【分类号】O485
- 【被引频次】12
- 【下载频次】1128