[請益] 98地特結構第三題
http://wwwc.moex.gov.tw/ExamQuesFiles/Question/098/036330700.pdf
小弟我先分解成兩個靜定剛架
此時設贅力R
再分別用單位力法求R
過程如下
http://imgur.com/cBSO7


算出來答案是13P/24
而補習班是11P/27
可否幫我看看?
另外有四個自由度是B點轉角,C點轉角,C點垂直位移及C點水平位移嗎?
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