單項選擇題

圖示梁EI=常數(shù),B端的轉(zhuǎn)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)


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1.單項選擇題

圖示結(jié)構(gòu)EI=常數(shù),截面C的轉(zhuǎn)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)

5.單項選擇題

圖示為剛架在均布荷載作用下的M圖,曲線為二次拋物線,橫梁的抗彎剛度為2EI,豎柱為EI,支座A處截面轉(zhuǎn)角為:()

A.5qa3/12EI(順時針)
B.5qa3/12EI(逆時針)
C.qa3/2EI(順時針)
D.qa3/2EI(逆時針)