Cơ học kết cấu 1

... + 2.K + 3.H - 3.(D -1) ³ 0 (C) (A) (B) H .1. 11e (B) (A) (C) H .1. 11a H .1. 11b (A) (B) (C) H .1. 11c (A) (B) (C) (C) (A) (B) H .1. 11d (A) (B) (C) H .1. 11f Hãû BHTT (A) (B) H .1. 11g (C) CÅ HC KÃÚT ... Thãm cạc bäü âäi 11 22334455 Hãû BBH Hãû BBH H .1. 10a(A) (B) H .1. 10b(A) (B) H .1. 10c Mäúi hn (A) (B) H .1. 10d (A) (B) H .1. 10e (A) (B) (B) (A) H .1. 10f (BHTT)(BHTT)(BH) Hãû BHTT H .1. 10g (A) (B) CÅ ... gian: - Hãû dáưm trỉûc giao (H .11 ) - Khung khäng gian (H .12 ) - Dn khäng gian (H .13 ) - Bn (H .14 ) - V (H .15 ) H.6b H.6a H.7a H.7b H .10 b H .10 a H .11 H .12 H .13 H .15 H .14 H.9a H.9b H.8a H.8b CÅ HC...

... = 1 âàût ngay tải màõt 9 (z = 2d) (H.3.7d): VAHAA11N2 -11 P = 1VAHAN2 -11 A11P = 1N4-99H.3.7b H.3.7dH.3.7c 4/34/3 d11A2d8d10dB 5436d9 711 2VBVAHAP = 11 4/3 â.a.h.V.a.h.VB â.a.h.HA 11 â.a.h.N 11- 2 1 .a.h.N2 -12 ... cạch v nhanh â.a.h.N: 1 .a.h.N4 -10 H.3.7ê.a.h.N10 -11 â.a.h.N2-3â.a.h.VB15/3â.a.h.VAP = 1VAdd dVBdd 214 1 312 3HA1A 119 654B10d782/3hd2hd34hd35 11 22a 1cosa 1cosa zh CÅ HC KÃÚT CÁÚU 1 Page 86 v â.a.h.MI' ... CkRBBP = 1P = 1zk dkMhad ...fl1flll..21fl2 â.a.h.HDzk fl2 zk fl2 d â.a.h.Mkâ.a.h.Mkâ. trạiâ. phi â. näúil l2l1fykx bZAdAVH.3.6adAVB dBVyAzC ZdBVB P = 1P = 1ll1l 211 fl1fl 211 btgflll..21dAVhad ...dBVhad...