[問題] 電路學矛盾答案:Realtime－2016徵求年菜推薦網路訂購最紅的商家.年菜訂購?台北年菜外送餐廳推薦(年菜)?年菜.今年不想做年菜推薦,網路宅配哪一家好?

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批踢踢實業坊 Examination 板

[問題] 電路學矛盾答案

Nov 1st 2014, 23:08, by log9898

作者log9898 (log)

看板Examination

標題[問題] 電路學矛盾答案

時間Sat Nov 1 23:08:13 2014

http://ppt.cc/HVw9 題目與答案我都有打出來，PO在上面題目：有效值8mA的電流源，試求消耗功率？我用左邊取戴維寧法算40mW 右邊取等效電路算120mW 到底矛盾在哪裡？我看了一天還看不出來，我很害怕請幫忙一下 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 36.227.65.128 ※ 文章網址: http://www.ptt.cc/bbs/Examination/M.1414854496.A.D38.html

推 mlkk999: 法1不對算出的I只代表流過5+j10(右半的電路) 11/01 23:42

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