Two masses m $=9$ kg$,$ m $=2$ kg$,$and each connected by twosprings of stiffness $165$ N$/$m$,$ areconnected by a rigid masslesshorizontal rod of length $5\mathrm{.}3$ m$.$Find the element $(1,1)$ of thestiffness matrix $0$ is thegeometric centre, consider xand $0$ as DoF.x$($t$)$Answer:AnswerQuestion $2$Answer:AnswerQuestion $3$DinieTTmassless rodTwo masses m $=9$ kg$,$ m$2=2$ kg$,$and each connected by twosprings of stiffness $165$ N$/$m$,$ areconnected by a rigid masslesshorizontal rod of length $5\mathrm{.}3$ m$.$Find the element $(2,2)$ of thestiffness matrix $0$ is thegeometric centre, consider xand as DoF.x$($tCheckAnswer:Answer$)$Rigid$.$massless rodCheckMarked out of $2$Two masses m $=9$ kg$,$ m $=2$ kg$,$and each connected by twosprings of stiffness $165$ N$/$m$,$ areconnected by a rigid masslesshorizontal rod of length $5\mathrm{.}3$ m$.$Find the element $(1,1)$ of themass matrix. O is the geometriccentre, consider x and as DoF.Rigid,massless rodNot completeMarked out of $2$CheckNot completeMarked out of $2$