Consider the 1D FE problem of linear-elastic spring system shown in Fig Q1(c). Springs are capable of supporting axial loading only and their stiffness constants are KA = 90 N/mm and ke kc 100 N/mm. Node 1 and node 4 are attached to a fixed support and forces applied at node 2 and 3 are 75 N and 25 N respectively. Construct element stiffness matrix and global stiffness matrix for a given spring system. Determine displacements at node 2 and node 3, and forces at node 1 and node 4. 1 2 kB 3 www B F₁ Fig Q1(c): 1D spring problem

Consider the 1D FE problem of linear-elastic spring system shown in Fig Q1(c). Springs are capable of supporting axial loading only and their stiffness constants are KA = 90 N/mm and ke kc 100 N/mm. Node 1 and node 4 are attached to a fixed support and forces applied at node 2 and 3 are 75 N and 25 N respectively. Construct element stiffness matrix and global stiffness matrix for a given spring system. Determine displacements at node 2 and node 3, and forces at node 1 and node 4. 1 2 kB 3 www B F₁ Fig Q1(c): 1D spring problem

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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