Question: Q . 3 A three - bar equilateral triangular truss has the three members or rengen I II each as shown in Figure 1 .

Q.3 A three-bar equilateral triangular truss has the three members or rengen I II each as shown in Figure 1. If Modulus of Elasticity is (E)200 GPa and cross section area of 600mm2 for all three members. Determine the Element stiffness matrices, Global stiffness matrix, Nodal displacements, and Reaction forces. Also, find and compare Element stresses induced in each member.
Q . 3 A three - bar equilateral triangular truss

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