Problem 405 | Method of Joints

Problem 405
Determine the force in each bar of the truss shown in Fig. P-405 caused by lifting the 120 kN load at a constant velocity of 8 m per sec. What change in these forces, if any, results from placing the roller support at D and the hinge support at A?
 

405-truss-pulley.gif

 

Problem 005-ms | Method of Sections

Problem 005-ms
The structure shown in Figure T-07 is pinned to the floor at A and H. Determine the magnitude of all the support forces acting on the structure and find the force in member BF.
 

Frame with members under axial force only