(附图)求解释,我知道答案,不知道怎么来的.将电阻R1,R2,串联后接入电路,两电阻两端的电压之比U1:U2=3:5,现将它们并联后接入电路,则通过它们的电流之比I1:I2=(5:3)为什么是5:3
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 20:12:43
![(附图)求解释,我知道答案,不知道怎么来的.将电阻R1,R2,串联后接入电路,两电阻两端的电压之比U1:U2=3:5,现将它们并联后接入电路,则通过它们的电流之比I1:I2=(5:3)为什么是5:3](/uploads/image/z/10083704-32-4.jpg?t=%EF%BC%88%E9%99%84%E5%9B%BE%EF%BC%89%E6%B1%82%E8%A7%A3%E9%87%8A%2C%E6%88%91%E7%9F%A5%E9%81%93%E7%AD%94%E6%A1%88%2C%E4%B8%8D%E7%9F%A5%E9%81%93%E6%80%8E%E4%B9%88%E6%9D%A5%E7%9A%84.%E5%B0%86%E7%94%B5%E9%98%BBR1%2CR2%2C%E4%B8%B2%E8%81%94%E5%90%8E%E6%8E%A5%E5%85%A5%E7%94%B5%E8%B7%AF%2C%E4%B8%A4%E7%94%B5%E9%98%BB%E4%B8%A4%E7%AB%AF%E7%9A%84%E7%94%B5%E5%8E%8B%E4%B9%8B%E6%AF%94U1%EF%BC%9AU2%3D3%3A5%2C%E7%8E%B0%E5%B0%86%E5%AE%83%E4%BB%AC%E5%B9%B6%E8%81%94%E5%90%8E%E6%8E%A5%E5%85%A5%E7%94%B5%E8%B7%AF%2C%E5%88%99%E9%80%9A%E8%BF%87%E5%AE%83%E4%BB%AC%E7%9A%84%E7%94%B5%E6%B5%81%E4%B9%8B%E6%AF%94I1%EF%BC%9AI2%3D%EF%BC%885%3A3%EF%BC%89%E4%B8%BA%E4%BB%80%E4%B9%88%E6%98%AF5%3A3)
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