Problems 499
P.16.9 Determinethepositionoftheshearcenterofthecold-formed,thin-walledsectionshowninFig.P.16.9.
Thethicknessofthesectionisconstantthroughout.
Ans. 87.5mmabovecenterofsemicircularwall.
Fig. P.16.9
P.16.10Findthepositionoftheshearcenterofthethin-walledbeamsectionshowninFig.P.16.10.
Ans. 1.2ronaxisofsymmetrytotheleftofthesection.
Fig. P.16.10
P.16.11Calculatethepositionoftheshearcenterofthethin-walledsectionshowninFig.P.16.11.
Ans. 20.2mmtotheleftoftheverticalwebonaxisofsymmetry.