For the frame of Problem 12.9, draw the free-body diagram of element 2 highlighting all actions applied to it. Problem 12.9 Using the stiffness method, calculate the nodal displacements for the frame...

For the frame of Problem 12.9, draw the free-body diagram of element 2 highlighting all actions applied to it.

Problem 12.9

Using the stiffness method, calculate the nodal displacements for the frame illustrated below with I = 300 × 106 mm4, A = 10 × 103 mm2 and E = 200 GPa.