Section 5.4 The Method of Joints 5.1 through 5.7 Calculate the forces in all members of...
CHAPTER FIVE Analysis of Structures 105 10 kips 40 kips 10 kips 20'-0" G H | 20'-0" | 20 – 0" 20' – 0" 20-0" PROBLEM 5.6 Section 5.5 The Method of Sections For Problems 5.8 through 5.14, use the method of sections. 5.8 Determine the forces in members CD, DH, and HI for the truss shown. 6 kips 8 kips 9'-0" H 22 10 kips 4 bays @ 10'-0" = 40'-0" PROBLEM 5.8 5 m 457 kN 7m 7...
Using the method of sections, calculate the forces in members CD, DH and HI for the truss system shown in Figure 2.1 below. Indicate the force of each member as either in tension (T) or compression (C). Provide this information clearly on the original truss system's FBD 6 kips 8 kips 9'-0" G H 10 kips 4 bays @ 10'-0" = 40'-0"
Problem 2: Use the method of joints to calculate the forces in members CG and CF for the truss shown. 2 kN 4 kN 3 m
PROBLEMS Section 4-4 Method of Joints 4-1 to 4-10 Refer to Figs. P4-1 to P4-10. Determine the forces in all members of the trusses shown using the method of joints. Indicate the results on the truss diagram using the arrow sign convention 76 KN 16 kN 2 m FIGURE P4-4
1. Determine the force in all members of the truss using the method of joints 2. Determine the force in members DE,DB and AB using the method of sections To begin the analyse linear unknown forces a of the joints in Figure criteria. Therefore, we equations applied to the © = 0 M = 0 - 10 OXF, = 0 OK B 10 kip to 3 ft to 3 ft + 3 ft 3 ft . (a)
For the following trusses determine the forces in all members using the method of joints. Specify whether the member is in tension or compression. Problem #4: -5 ft . 5 ft . 5 ft 5 ft 11.5k 8 ft
Problem 3. (65 points). For the truss shown, (a) Determine the forces in members: AB, AH, BH and BC using Method of Joints. (b) Determine the forces in members: CD, CF, and GF using Method of Sections. н. F 4.5 m 3 m E B DI 6 KN 2 KN 8 KN -12 m, 4 @ 3 m
Problem 3. (65 points). For the truss shown, (a) Determine the forces in members: AB, AH, BH and BC using Method of Joints. (b) Determine the forces in members: CD, CF, and GF using Method of Sections. H 4.5 m 3 m A E 5080 90000 D 2 KN 6 KN 8 KN 12 m, 4 @ 3 m
4-24 to 4-27 See Figs. P4-24 to P4-27. Determine the forces in all the members of the trusses by combined use of the method of sections and the method of joints so that the solution of simultaneous equations can be avoided. 10 ft 20 ft 60 kips 60 kips 4 panels at 20 ft 80 ft FIGURE P4-25
(a) Determine the forces in members: AB, AH, BH and BC using Method of Joints. (b) Determine the forces in members: CD, CF, and GF using Method of Sections. н. 4.5 m 3 m TA E BU 6 kN 2 KN 8 KN -12 m, 4 @ 3 m