| 指针式万用表内阻对测量结果的影响 |
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| 引用本文： | 王明秋,许丹奇.指针式万用表内阻对测量结果的影响[J].郧阳师范高等专科学校学报,2000,20(6):10-12. |
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| 作者姓名： | 王明秋 许丹奇 |
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| 作者单位： | 郧阳师范高等专科学校物理系，湖北丹江口442700 |
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| 摘 要： | 在模拟电路实验和家用电器维修时，若使用指针式万用表，由于其内阻的存在使得测量直流电压的结果不准确。为提高测量的准确性，应根据实际情况慎重选择合适的仪表进行测量。
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| 关 键 词： | 指针表 内阻 测量准确度 万用表 指针式 |
Effects of the Pointer Multimeter's Internal-resistance on the Measuring Results |
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| WANG Ming-qiu,XU Dan-qi.Effects of the Pointer Multimeter's Internal-resistance on the Measuring Results[J].Journal of Yunyang Teachers College,2000,20(6):10-12. |
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| Authors: | WANG Ming-qiu XU Dan-qi |
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| Abstract: | Measuring results of volts d. c. is not accurate in the analog circuit experiment and the reparation of domestic electric appliances due to the pointer multimeter's internal-resistance. In order to enhance the accuracy of measurement, the appropriate instrument must be used in the practical situation. |
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| Keywords: | the pointer multimeter internal-resistance: measurement accurx |
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