| 单摆周期的精确自动检测 |
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| 引用本文： | 谢静.单摆周期的精确自动检测[J].价值工程,2011,30(4):39-39. |
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| 作者姓名： | 谢静 |
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| 作者单位： | 陕西工业职业技术学院电气工程学院,咸阳,712000 |
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| 摘 要： | 文章提出了用红外光电二极管、测量电路和频率计数器组成的新型测量单摆周期的自动检测计量仪,使传统经典实验充实了现代测量技术的新内容,从而有效地提高了用单摆测量重力加速度实验的实验精度。
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| 关 键 词： | 单摆周期 红外光电二极管 频率计数 检测仪 |
New Self-counting Single Pendulum Experiment Equipment |
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| Xie Jing.New Self-counting Single Pendulum Experiment Equipment[J].Value Engineering,2011,30(4):39-39. |
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| Authors: | Xie Jing |
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| Institution: | Xie Jing(School of Electrical Engineering,Shaanxi Polytechnic Institute,Xianyang 712000,China) |
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| Abstract: | This paper presents a new type of auto-detection measurement instrument which is composed of infrared photodiode,measuring circuit and frequency counter and designed for measuring the single pendulum period.It enriched the content of traditional classical experiments with new content of modern measurement techniques,and thus effectively improved the experiment precision of measurement of acceleration of gravity using pendulum. |
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| Keywords: | single pendulum infrared photodiode frequency count experiment equipment |
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