A truss is loaded as shown below. E = 20 x 109 Pa, A = 0.005...

  

 

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A truss is loaded as shown below. E = 20 x 109 Pa, A = 0.005 m² for all members. Y 2m 3m 10 KN 15 KN 2 5m 2 3 3m X The member stiffness matrices in the global coordinate system, kg, are obtained based on the given global and local coordinate directions, and given below The member stiffness matrices in the global coordinate system, kg, are obtained based on the given global and local coordinate directions, and given below Kg1 = EA x Kg2 = EA X 0.160 0.064 -0.160 -0.064 0.026 -0.064 -0.026 0.064 -0.160 -0.064 0.160 0.064 -0.064 -0.026 0.064 0.026 0.085 -0.128 -0.085 0.128 -0.128 -0.085 0.128 0.192 0.128 -0.192 0.128 0.085 -0.128 -0.192 -0.128 0.192 Determine the displacements (in unit: mm) and the member end forces (in unit: KN) using the matrix method. A truss is loaded as shown below. E = 20 x 109 Pa, A = 0.005 m² for all members. Y 2m 3m 10 KN 15 KN 2 5m 2 3 3m X The member stiffness matrices in the global coordinate system, kg, are obtained based on the given global and local coordinate directions, and given below The member stiffness matrices in the global coordinate system, kg, are obtained based on the given global and local coordinate directions, and given below Kg1 = EA x Kg2 = EA X 0.160 0.064 -0.160 -0.064 0.026 -0.064 -0.026 0.064 -0.160 -0.064 0.160 0.064 -0.064 -0.026 0.064 0.026 0.085 -0.128 -0.085 0.128 -0.128 -0.085 0.128 0.192 0.128 -0.192 0.128 0.085 -0.128 -0.192 -0.128 0.192 Determine the displacements (in unit: mm) and the member end forces (in unit: KN) using the matrix method.