| 电火花计时器打点误差问题初探 |
| |
| 引用本文： | 谭红明. 电火花计时器打点误差问题初探[J]. 物理实验, 2012, 0(1): 27-29 |
| |
| 作者姓名： | 谭红明 |
| |
| 作者单位： | 湖南师范大学物理与信息科学学院;炎陵县第一中学 |
| |
| 摘 要： | 使用电火花计时器研究自由落体运动的实验中,测得的Δx的偏差很大.研究发现,其根源是墨粉纸上放电斑痕较大.为此,提出了相应的改进措施.
|
| 关 键 词： | 电火花计时器 斑痕 火花放电 自由落体 |
Research on the error of spark-timer |
| |
| TAN Hong-ming. Research on the error of spark-timer[J]. Physics Experimentation, 2012, 0(1): 27-29 |
| |
| Authors: | TAN Hong-ming |
| |
| Affiliation: | TAN Hong-ming1,2(1.Institute of Physics and Information Science,Hunan Normal University,Changsha 410081,China; 2.No.1 Middle School of Yanling,Zhuzhou 412500,China) |
| |
| Abstract: | The error of Δx was large in the experiment of free falling body using spark-timer.The study showed that the cause was that the dots of discharge on the tape were too large,and the relevant improvements were presented. |
| |
| Keywords: | spark-timer dot spark discharge free falling body |
| 本文献已被 CNKI 等数据库收录！ |
|
