The beam shown in Figure 4 carries load as shown. Use method of combined mechanism a load factor of 3 and yield stress of 200 MPa. (a) Show the possible failure mechanisms and the position of the plastic hinges (b) Determine the maximum plastic moment (c) Calculate the suitable plastic sectional module for the beam. A 8 kN/m 6 m 24 kN + 3 m + 2 m Co=f B C Figure 4 ما

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For the beams shown below: 030144 010144 0.09m 0.09m 0.0144m • 0.3m 1- Draw shear force and bending moment diagrams. 2- Find the maximum flexural compression and tension sti 3- Find the maximum shear stress. 4- Find the deflection midway between the supports (use singularity functions & E 0.00012kpa). P- 18kN 0.0144 Cross-section of the beams P-18kN Ra 2.4 m M- 24 kN.m Ra 7.2 m W 6kN/ kN/m P-18kN 4.8 m 3.6 m→ 3.6 m 4.8m 2.4 m R R Rs R Rb M-24 kN.m M-24kN.m 3.6 m 3.6m -7.2m R, R, R R Rb W= 6kN/m w= 6N N/m 2.4m 4.8m 2.4-2.4-2.4 4.8m R₁ R₁ Ra Rb Ra w-12kN/m " 12kN/m 2.4m 4.8 m 2.4m 2.4m 2.4m 4.8 m Ra R R R R 1 Rb 2.4m 2.4m W Rb 12kN/m 12kN/m W 12kN/m Wa 12kN/m -2.4m R₁ -4.8m R R 2.4 2.4 2.4m -4.8m 2.4m Rb Ra Rb

USE METHOD OF SECTION H. G F 2 m A В 2 m -2 m 2 m 2 m- 600 N 600 N 800 N 03 FUND-PROB_006 Copyright 02018 Pearson Education, All Rights Reserved, Calculate forces in members HG, BG, BC for truss shown above.