| 落球法测液体黏度的改进 |
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| 引用本文： | 赵敏,强晓明.落球法测液体黏度的改进[J].物理实验,2011(11). |
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| 作者姓名： | 赵敏 强晓明 |
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| 作者单位： | 合肥师范学院物理与电子工程系; |
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| 摘 要： | 对落球法测量液体黏度实验进行改进,充分利用物理天平称量精度较高的特性,采用称量及求比值的方法求出小球在液体中受力的大小.该方法避免了一些计算误差和测量误差,可提高测量精度.
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| 关 键 词： | 黏度 落球法 比值法 |
An improved of falling-ball method to measure liquid viscosity |
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| ZHAO Min,QIANG Xiao-ming.An improved of falling-ball method to measure liquid viscosity[J].Physics Experimentation,2011(11). |
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| Authors: | ZHAO Min QIANG Xiao-ming |
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| Institution: | ZHAO Min,QIANG Xiao-ming(Department of Physics and Electronic Engineering,Hefei Normal University,Hefei 230061,China) |
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| Abstract: | The experiment of measuring liquid viscosity with falling-ball method was improved by making use of high precision balance to measure the force on the small ball in liquid.The new method could avoid some computing errors and measurement errors and improve the accuracy. |
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| Keywords: | viscosity falling ball method ratio method |
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