A 1.Determine 2.Determine A, the type of the truss in Fig.(2) the axial force at each of members HG, JC and BC B 4 kN 2 m 4 m K 2 m 4 KN 2 m 2 m 2 m Fig. (2)
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- The members of the truss are 25mmx50mm in crosssection. Determine the maximum load P that can beapplied so that the stresses will not exceed 100 MPa intension or 70 MPa in compression.The unsupported length without side braces 600 cmThe two ends of the column are respectively connected with the other column and the second beam (on the same plane), and the section design and length of the column and the beam are the same. fy = 4200 kgf/cm^2 , fc′ = 350 kgf/cm^2 , D32 is used as the main reinforcement (db =3.22 cm, Ab =8.143 cm^2). Calculate the maximum design bending moment (Mu) and the design axis of the section Force (Pu).answe 4.4.15.For the truss shown in Fig. P-4-4.15. determine independently the forces in bars BD, CD, CE and EF
- A rigid bar BCD is connected by link at AC at point C as shown in the figure. The Structure is supported by bolts at A and B that are in the single shear. The bar is loaded by 4kn at point D. Dtermine the resultant action at Bkindly ans the ff. Support reaction at G Force member in BC Force member in CF Force member in EFA heavy load Mg = 66 kN hangs at point E of the singlecantilever truss shown in the picture. Neglect the weight ofthe trusses, which is small compared to the load.(a) Use a torque equation for the truss as a whole to deter-mine the tension FT in the support cable. Determine themagnitude and direction of force vector FA on the truss atpin A.(b) Determine the force in each member of the truss.
- Determine the force in members BG and GH of the truss shown in Fig. 2-a. State whether the members are in tension or compression. The reactions at the supports have been calculated.The roof truss serves to support a crane rail which is attached to the bottom cord of the truss as shown. Determine the maximum live force (tension or compression) that can be developed in member CH, due to the crane load of 10 kips. Specify the position x of the load (A, B, C, D, or E). Assume the truss is supported at A by a pin and at E by a roller. Also assume that all members are pin- connected at the gusset plates.determine the force in members fg, fh, amd hg of the truss which serves to support the deck of a bridge if p1 = 50kn, p2 20kn and p3 = 10kn. State if these members are in tension or compression.
- A bridge girder AB on a simple span oflength L =14 m supports a distributed load of maximumintensity q at mid-span and minimum intensityq/2 at supports A and B that includes the weight ofthe girder (see figure). The girder is constructed ofthree plates welded to form the cross section shown.Determine the maximum permissible load q basedupon (a) an allowable bending stress σallow =110 MPaand (b) an allowable shear stress τallow = 50 MPa.From the given truss shown, FA = 150, FB = 200, and FC = 250 N. Compute the following. Specify whether the forces in each member are in tension or compression. a. find the reaction at C b. find the force in member AC c. find the force in member CD d. find the force in member ADMethod of Joints Det.: A. Reactions @ A and B B. Force in members GH, FH, GF, FD, and FE. Identify if T or C