http://img121.imageshack.us/img121/8413/57184503.jpg
我唔識點樣計條繩既張力個d
有冇人可以列條詳盡既式教我點計個a出黎
唔該哂
最好用中文講
thx
有冇人教我物理斜面運動
2010-04-10 1:00 am
回答 (2)
2010-04-10 1:30 am
✔ 最佳答案
圖片參考：http://i.imagehost.org/0937/ScreenHunter_02_Apr_09_17_29.gif
http://i.imagehost.org/0937/ScreenHunter_02_Apr_09_17_29.gif
2010-04-09 17:31:54 補充：
代返T=75+75sin20度 入去(1)就可以求埋個a
2010-04-10 1:31 am
M2: W-T=M2g(a)
10M2g - T=(3.22)M2g
T=6.78M2g N
M1: T - M1g (10)sin angle - friction =M1g a
10M2g - T=(3.22)M2g
T=6.78M2g N
M1: T - M1g (10)sin angle - friction =M1g a
參考: 網址、書名、文獻...等
收錄日期: 2021-04-23 20:41:28
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100409000051KK01097