93關務機械三等 動力學 - 考試
By Catherine
at 2013-12-18T20:01
at 2013-12-18T20:01
Table of Contents
各位板友好
http://ppt.cc/FoDT
以上連結為書裡所附的題目解答
有三個問題想請教
1. 數字1標示的紅框中那一項,在下面算出來的答案怎麼沒有,是這題沒有
角速度的關係嗎?
2. 在(1)的最下面那行B點加速度只有水平方向,這個怎麼看出來?
3. 數字2標示的紅框中,這一項怎麼算的,我不懂它是怎麼算的?
麻煩大家幫忙解惑
感謝
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