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


你可能感興趣的試題

1.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)

2.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)

6.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)

7.單項選擇題

圖示為結(jié)構(gòu)在荷載作用下的M圖,各桿EI=常數(shù),則支座B處截面的轉(zhuǎn)角為:()

A.16/EI(順時針)
B.0
C.8/EI(順時針)
D.18/EI(順時針)

8.單項選擇題

圖示剛架B點水平位移△BH為:()

A.qa4/4EI(→)
B.7qa4/12EI(→)
C.0
D.4qa4/12EI(→)

9.單項選擇題

圖示梁C截面的轉(zhuǎn)角φc(順時針為正)為:()

A.4Pl2/EI
B.2Pl2/EI
C.8Pl2/EI
D.4Pl2/3EI