基本電學大意 2題請教 - 考試
By Carol
at 2013-01-17T19:42
at 2013-01-17T19:42
Table of Contents
第一題是求I=?
答案是D
第二題是求Vab=?
答應是D
http://jsrf.myweb.hinet.net/79.JPG
我算出來的答案都沒有在選項內....
謝謝~
答案是D
第二題是求Vab=?
答應是D
http://jsrf.myweb.hinet.net/79.JPG
我算出來的答案都沒有在選項內....
謝謝~
推 kiwiandruby:你是怎算的 01/17 20:08
→ JSRF9999:都用節點電壓法,進而求出I與Vab 01/17 20:52
推 exceedMyself:第一題節點法I=90/119大概0.7第二題三角變Y Vab=-20 01/17 20:55
推 chiungsuyi:第一題用密爾門怎麼是0.5...我算錯了嗎>_< 01/17 21:43
推 a1988152002:第一題V=6.81 V/R=I 6.81/9=0.756 01/17 22:20
→ MRHAUNG:之前寫的 看不懂再說 01/17 22:20
→ MRHAUNG:第二題用右邊用Y比較好算 01/17 22:21
→ a1988152002:第二題我算-19.28 01/17 22:22
→ a1988152002:其實第二題算到一半就會發現電壓是負的 就可以選D了 01/17 22:22
推 MRHAUNG:3-142有詳解...=_= 01/17 22:46
→ JSRF9999:感謝MRHAUNG大,原來是自己唸不夠後面.汗~ 01/17 22:53
→ JSRF9999:還有用您的三聯方程式也算出來了 (Va=70,Vb=90,V1=30) 01/17 22:54
→ JSRF9999:另問一下,簡化電路那題是惠斯登電橋嗎? 我簡化不出來=_= 01/17 22:57
推 MRHAUNG:哪一頁哪一題? 01/17 23:12
→ JSRF9999:3-87 52題 01/17 23:14
※ 編輯: JSRF9999 來自: 114.32.181.2 (01/17 23:16) 推 MRHAUNG:我也畫不出來 最後是直接從右下角那邊下面2並2 右邊2並2 01/17 23:29
→ MRHAUNG:化到後面就剩一個1和2並聯 沒用惠斯頓 01/17 23:30
推 MRHAUNG:只是不曉得這樣對不對....... 01/17 23:33
※ 編輯: JSRF9999 來自: 114.32.181.2 (01/18 01:03) 推 catdogcat:第2題右邊"Y三角轉換" 算出I 上下分流一樣 不就差20V了. 01/20 01:45
Tags:
考試
All Comments
By Candice
at 2013-01-21T09:30
at 2013-01-21T09:30
By Megan
at 2013-01-23T01:19
at 2013-01-23T01:19
By Anthony
at 2013-01-26T08:04
at 2013-01-26T08:04
By Caroline
at 2013-01-29T21:11
at 2013-01-29T21:11
By Jacky
at 2013-02-02T21:06
at 2013-02-02T21:06
By Doris
at 2013-02-04T01:05
at 2013-02-04T01:05
By Susan
at 2013-02-07T20:46
at 2013-02-07T20:46
By Zenobia
at 2013-02-08T13:43
at 2013-02-08T13:43
By Emily
at 2013-02-13T09:01
at 2013-02-13T09:01
By Ophelia
at 2013-02-13T21:16
at 2013-02-13T21:16
By Hardy
at 2013-02-14T14:23
at 2013-02-14T14:23
By Caitlin
at 2013-02-17T06:36
at 2013-02-17T06:36
By Agnes
at 2013-02-18T20:12
at 2013-02-18T20:12
By Edwina
at 2013-02-20T22:44
at 2013-02-20T22:44
By Oscar
at 2013-02-23T07:04
at 2013-02-23T07:04
By Skylar Davis
at 2013-02-24T22:37
at 2013-02-24T22:37
By Hamiltion
at 2013-02-27T17:22
at 2013-02-27T17:22
By Jacob
at 2013-03-03T08:15
at 2013-03-03T08:15
Related Posts
港務局2013年是否有招考
By Frederica
at 2013-01-17T19:17
at 2013-01-17T19:17
101年律師上榜心得(完)+板友問題補充
By Zenobia
at 2013-01-17T19:05
at 2013-01-17T19:05
101年律師上榜心得 (二)
By Quintina
at 2013-01-17T18:49
at 2013-01-17T18:49
請問志光數位(張建昭老師稅務法規)
By Oscar
at 2013-01-17T18:49
at 2013-01-17T18:49
101年律師上榜心得 (一)
By Genevieve
at 2013-01-17T18:42
at 2013-01-17T18:42