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1、结构力学答案（Structuralmechanicsanswer）"Thetestofstructuralmechanics"chapter01OnlineThefirstquestion,multiple-choicequestions(1pointsforeachquestion5questions,atotalof5points)Theobjectofstudy,1structuralmechanicsBThestructureofA,B,singlepolerodC,shellD,entitystructure2,thestruct
2、urestrengthcalculationpurposeistoensurethatthestructureofAA,B,economicalandsafewithoutexcessivedeformationCD,beautifulandpracticalandnonrigidmotion3,thestructurestiffnesscalculation,istoensurethatthestructureofCA,norigidmotionB,beautifulandpracticalC,withoutexcessivedeform
3、ationofD,economicalandsafe4,thereareseveralfixedhingesupportconstrainedforcecomponent?BA,aB,twoC,threeD,four5,thereareseveralmovablehingesupportconstrainedforcecomponentAA,aB,twoC,threeD,fourSecondquestions,multiplechoicequestions(2pointsforeachquestion5questions,atotalof1
4、0points)1,thestabilityofstructureisDEA,structureofresistancefailureTheabilityofBandnonrigidmotionC,thestructureoftheabilitytoresistdeformationD,theresistanceabilityofinstabilityThestructureofE,theabilitytokeeptheoriginalbalanceformWhatkindofsituationisnot2,thefollowingBCDE
5、planestructureA,alloftheaxisoftherodarepositionedinthesameplane,theloadalsofunctionintheplaneB,alloftheaxisoftherodarepositionedinthesameplane,andtheplaneverticalloadC,alloftheaxisoftherodarepositionedinthesameplane,andtheplaneparallelloadD,alloftheaxisoftherodarenotlocate
6、dinthesameplaneEffectofEandloadisnotinthestructureplaneWhichofthefollowingconditionsshouldbe3,accordingtothespatialstructureofABDEA,alloftheaxisoftherodarepositionedinthesameplane,andtheplaneverticalloadB,alloftheaxisoftherodarenotlocatedinthesameplaneC,alloftheaxisofthero
7、darepositionedinthesameplane,theloadalsofunctionintheplaneD,alloftheaxisoftherodarepositionedinthesameplane,andtheplaneparallelloadEffectofEandloadisnotinthestructureplane4,inordertoensurethatthestructureiseconomicalandsafe,tocalculatethestructureofBA,strengthB,stiffnessC,
8、stabilityD,forceE,displacement5,theconstraintsofrigidnodeisABA,therodendcannotmoverelativ
