圖示排架,已知各單柱柱頂有單位水平力時(shí),產(chǎn)生柱頂水平位移為δab=δEF=h/100D,δcd=h/200D,D為與柱剛度有關(guān)的給定常數(shù),則此結(jié)構(gòu)柱頂水平位移為:()
A.5Ph/200D B.Ph/100D C.Ph/200D D.Ph/400D
圖示結(jié)構(gòu),當(dāng)支座B發(fā)生沉降△時(shí),支座B處梁截面的轉(zhuǎn)角大小為()
A.(6/5)(△/l) B.(6/7)(△/l) C.(3/5)(△/l) D.(3/7)(△/l)
圖不結(jié)構(gòu),EI=常數(shù),已知結(jié)點(diǎn)C的水平線位移為ACH=7ql4/184EI(→),則結(jié)點(diǎn)C的角位移φc應(yīng)為:()
A.ql3/46EI(順時(shí)針向) B.-ql3/46EI(逆時(shí)針向) C.3ql3/92EI(順時(shí)針向) D.-3ql3/92EI(逆時(shí)針向)