機械力學問題 - 考試
By Kumar
at 2015-03-10T09:09
at 2015-03-10T09:09
Table of Contents
http://i.imgur.com/8GK8erQ.jpg
http://i.imgur.com/8Gnkgzc.jpg
想請問版上的高手,這題我不懂為何正向力N紅筆圈起處要*2,是因為物體是鏈條的關係嗎
?麻煩版上的高手解惑,感謝~
--
Sent from my Android
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http://i.imgur.com/8Gnkgzc.jpg
想請問版上的高手,這題我不懂為何正向力N紅筆圈起處要*2,是因為物體是鏈條的關係嗎
?麻煩版上的高手解惑,感謝~
--
Sent from my Android
--
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考試
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