單項選擇題

圖示剛架,EI=常數(shù),B點的豎向位移(↓)為:()

A.Pl3/6EI
B.Pl3/3EI
C.Pl3/6EI
D.Pl3/3EI


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1.單項選擇題

圖示梁EI=常數(shù),B端的轉角是:()

A.5ql3/48EI(順時針)
B.5ql3/48EI(逆時針)
C.7ql3/48EI(逆時針)
D.9ql3/48EI(逆時針)

2.單項選擇題

圖示結構EI=常數(shù),截面C的轉角是:()

A.ql3/8EI(逆時針)
B.5ql3/24EI(逆時針)
C.ql3/24EI(逆時針)
D.ql3/24EI(順時針)