Question

of the trusses shown in Figure P8.13 and 8.6 Using the virtual work method, determine the horizontal deflection at joint Figure P8.14 101 30 k 10 ft Fig. 3.13. Truss.

Using the virtual work method, determine the horizontal deflection at joint C of the truss.

Answer 1

Calculate force due to thit load at C B LLON a toimia © Joint om CDTO Bean Dษ® AD1 (anal Joint B OCEDCO 5-0 Dos - Vē

4 member I P ( kie) P = (30x P) I A. P.PL 30 AI -- | | 0 / 08 1501 AE go s õă ă ă 1 & BC 10lco CD To QA Ti -2 30 -3052 15 | Ae Boo82 IAE Ź loda Bo Totala 874 2 64 AE Δ: ε Ρ. Ρl AE so = 874.264 AE Sample calculation 20x1xlo 10 2AE ALS Hence, Toral 874. 264 AC

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