第八章习题解答(2)

1图1MQ图第八章习题解答（1）习题8-8试用位移法计算图示刚架，并绘制其内力图。解：EIzmkMREIrRzrPP540609011111111,.,基本体系12mBCAEI=∞4mEI20kN/mEIDBCAEI=∞EI20kN/mEIDz1906060）图（mkNM.P6EI6EI6EI6EI11z90150）图（mkNM.）图（kNN）图（kNQ3090909030301030101011z2图2M习题8-10试用位移法计算图示刚架，并绘制其弯矩图。解：EIzEIzmkNRREIrEIrEIrRzrzrRzrzrPPPP7607204005300212122121122221211212111.,,,CAEI30kN/m2EI2EIEIBDE4m4m4mEI30kN/m2EI2EIEIZ1Z211z2EIEIEI0.5EI图1MQ图12z2EI2EIEIEIEI0.5EI）图（mkNM.P404060）图（mkNM.340/760160/7100/720/710/730/760/7