Re: [考題] 機械原理: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

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Re: [考題] 機械原理

May 23rd 2014, 20:19, by ucschang

作者ucschang (歲寒松柏)

看板Examination

標題Re: [考題] 機械原理

時間Fri May 23 20:19:21 2014

※ 引述《waokgla (QQ)》之銘言： : [考題] 國考歷屆考題與考題觀念討論(書裡看到的選這個)請附上想法、出處 : http://exam2.tcte.edu.tw/EXAM/103_4y/103-4y-01-1.pdf 第16題 : 答案是C : 可是我算出是D : T=(F1-F2)*r : F1/F2=e^u細打 : 但他說是帶制動器,應該是F2為緊邊 : 還是我那觀念有錯?? : 請大家幫幫忙謝謝@@ 逆時鐘旋轉,緊邊張力為阻止其運動的力,故F2為緊邊張力 F2=F1*e^u細打 T=(F2-F1)r =(F2-F2*e^-u細打)r =F2r(1-e^-u細打) -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 182.235.24.71 ※ 文章網址: http://www.ptt.cc/bbs/Examination/M.1400847565.A.838.html

推 waokgla:謝謝我應該是卡在那個 -u不知道怎麼來的@@(數學問題) 05/23 20:21

→ ucschang:互相加油^^!考前儘量放輕鬆,平常心,預祝考試順利金榜題名 05/23 20:24

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