請教電路學迴路法電流分析 (小問題) - 考試
By Bethany
at 2016-01-20T23:18
at 2016-01-20T23:18
Table of Contents
題目和解答如下圖
http://imgur.com/plBBtx9
解答有些看不懂!!
請問為何左側2歐姆上方節點電流
一開始就是 I1+I2+I3 ?
而I3怎麼那麼快就得知是2A?
I3也有可能是I1+2之類
(當知道電流的標示後,迴路方程式我就會列了)
謝謝
--
http://imgur.com/plBBtx9
解答有些看不懂!!
請問為何左側2歐姆上方節點電流
一開始就是 I1+I2+I3 ?
而I3怎麼那麼快就得知是2A?
I3也有可能是I1+2之類
(當知道電流的標示後,迴路方程式我就會列了)
謝謝
--
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考試
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