基本電學3題 - 考試
By Vanessa
at 2014-03-23T00:10
at 2014-03-23T00:10
Table of Contents
Q1.如圖,求20歐姆電阻消耗之功率?及a電位?b電位?
A1:11.25W、22.5V、15V
http://qqwwweee.myweb.hinet.net/1.jpg
解答:文章代碼(AID): #1Iuyzr3R (Examination)
-----------------------------------------------
Q2.如圖,求總電阻?及電流I?
A2:5歐姆、4A
http://qqwwweee.myweb.hinet.net/2.jpg
想法:不知道如何化簡
-----------------------------------------------
Q3.如圖,求I?
A:-2.5A
http://qqwwweee.myweb.hinet.net/3.jpg
想法:我想用節點電壓法,可是不會算
-----------------------------------------------
以上,有請賜教,多謝。
--
A1:11.25W、22.5V、15V
http://qqwwweee.myweb.hinet.net/1.jpg
解答:文章代碼(AID): #1Iuyzr3R (Examination)
-----------------------------------------------
Q2.如圖,求總電阻?及電流I?
A2:5歐姆、4A
http://qqwwweee.myweb.hinet.net/2.jpg
想法:不知道如何化簡
-----------------------------------------------
Q3.如圖,求I?
A:-2.5A
http://qqwwweee.myweb.hinet.net/3.jpg
想法:我想用節點電壓法,可是不會算
-----------------------------------------------
以上,有請賜教,多謝。
--
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