| 机械驻波的电学方法演示 |
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| 引用本文： | 高振金,肖青.机械驻波的电学方法演示[J].大学物理,1998,17(12):22-22,24. |
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| 作者姓名： | 高振金 肖青 |
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| 作者单位： | 东北师范大学物理系,长春,130024 |
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| 摘 要： | 驻波现象的演示，常是采用系在一水平细绳上的音叉的振动，观察波在细绳中的传播，本文介绍利用交流电演示驻波现象的方法，其效果更为明显。
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| 关 键 词： | 机械驻波 弦振动 固有频率 电学法演示 |
THE DEMONSTRATION OF THE MECHANICAL STANDING WAVES BY THE METHOD OF ELECTRICITY |
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| Gao Zhenjin,Xiao Qing.THE DEMONSTRATION OF THE MECHANICAL STANDING WAVES BY THE METHOD OF ELECTRICITY[J].College Physics,1998,17(12):22-22,24. |
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| Authors: | Gao Zhenjin Xiao Qing |
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| Abstract: | Usually the demonstration of a mechanical standing waves is done by the method of a thin string connected with tuning fork, the demonstration effects are not obvious. The demonstration effects of the mechanical standing waves by the method of alternating current is more obvious. |
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| Keywords: | mechanical standing wave vibration of strings natural frequency |
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