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8:45 PM +51 969 383 276 Hoy, 7:38 p. m. 9-15. Determine the vertical displacement of joint C of the truss. Each member has a cross-sectional area of A = 300 mm². E=200 GPa. Use the method of virtual work. H Vo 4G LTE 3 D 4 m 4 m +4m + 4 m 3 kN 3 kN 4 kN The virtual and real forces in each member are shown in Fig. a and b respectively. Member n(kN) N(kN) L(m) nNL(kN2 m) AB 0.6667 6.667 4 17.78 DE 0.6667 6.667 4 17.78 BC 1.333 9.333 4 49.78 CD 1.333 9.333 4 49.78 АН -0.8333 -8.333 5 34.72 EF -0.8333 -8.333 5 34.72 BH 0.5 5 3 7.50 DF 0.5 5 3 7.50 BG -0.8333 -3.333 5 13.89 DG -0.8333 -3.333 5 13.89 GH -0.6667 -6.6667 4 17.78 FG -0.6667 -6.6667 4 17.78 CG 1 4 3 12.00 Σ = 294.89 3 m

8:45 PM +51 969 383 276 Hoy, 7:38 p. m. 9-15. Determine the vertical displacement of joint C of the truss. Each member has a cross-sectional area of A = 300 mm². E=200 GPa. Use the method of virtual work. H Vo 4G LTE 3 D 4 m 4 m +4m + 4 m 3 kN 3 kN 4 kN The virtual and real forces in each member are shown in Fig. a and b respectively. Member n(kN) N(kN) L(m) nNL(kN2 m) AB 0.6667 6.667 4 17.78 DE 0.6667 6.667 4 17.78 BC 1.333 9.333 4 49.78 CD 1.333 9.333 4 49.78 АН -0.8333 -8.333 5 34.72 EF -0.8333 -8.333 5 34.72 BH 0.5 5 3 7.50 DF 0.5 5 3 7.50 BG -0.8333 -3.333 5 13.89 DG -0.8333 -3.333 5 13.89 GH -0.6667 -6.6667 4 17.78 FG -0.6667 -6.6667 4 17.78 CG 1 4 3 12.00 Σ = 294.89 3 m

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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8:45 PM +51 969 383 276 Hoy, 7:38 p. m. 9-15. Determine the vertical displacement of joint C of the truss. Each member has a cross-sectional area of A = 300 mm². E=200 GPa. Use the method of virtual work. H Vo 4G LTE 3 D 4 m 4 m +4m + 4 m 3 kN 3 kN 4 kN The virtual and real forces in each member are shown in Fig. a and b respectively. Member n(kN) N(kN) L(m) nNL(kN2 m) AB 0.6667 6.667 4 17.78 DE 0.6667 6.667 4 17.78 BC 1.333 9.333 4 49.78 CD 1.333 9.333 4 49.78 АН -0.8333 -8.333 5 34.72 EF -0.8333 -8.333 5 34.72 BH 0.5 5 3 7.50 DF 0.5 5 3 7.50 BG -0.8333 -3.333 5 13.89 DG -0.8333 -3.333 5 13.89 GH -0.6667 -6.6667 4 17.78 FG -0.6667 -6.6667 4 17.78 CG 1 4 3 12.00 Σ = 294.89 3 m
Transcribed Image Text:8:45 PM +51 969 383 276 Hoy, 7:38 p. m. 9-15. Determine the vertical displacement of joint C of the truss. Each member has a cross-sectional area of A = 300 mm². E=200 GPa. Use the method of virtual work. H Vo 4G LTE 3 D 4 m 4 m +4m + 4 m 3 kN 3 kN 4 kN The virtual and real forces in each member are shown in Fig. a and b respectively. Member n(kN) N(kN) L(m) nNL(kN2 m) AB 0.6667 6.667 4 17.78 DE 0.6667 6.667 4 17.78 BC 1.333 9.333 4 49.78 CD 1.333 9.333 4 49.78 АН -0.8333 -8.333 5 34.72 EF -0.8333 -8.333 5 34.72 BH 0.5 5 3 7.50 DF 0.5 5 3 7.50 BG -0.8333 -3.333 5 13.89 DG -0.8333 -3.333 5 13.89 GH -0.6667 -6.6667 4 17.78 FG -0.6667 -6.6667 4 17.78 CG 1 4 3 12.00 Σ = 294.89 3 m
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