[課業] 基本電學問題
遇到兩題不會,請版友幫忙!
第一題
http://ppt.cc/TBs_
這一題完全沒頭緒,解答寫啥"驅動電源法",我聽都沒聽過!
有別的方法可以求解嗎?謝謝!
第二題
http://ppt.cc/doTc
這題我把下面的三角形電路轉換成Y型,I答案算出來是40/7
解答是用節點分析法求,但我不懂這題為什麼不能用delta轉Y去求?
麻煩請版友幫忙解答,謝謝!!!
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◆ From: 118.165.9.87
※ 編輯: s22532754 來自: 118.165.9.87 (04/05 12:24)
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