(a) What are the assumptions for plastic analysis of steel sections? 5 (b) Show that in...

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(a) What are the assumptions for plastic analysis of steel sections? 5 (b) Show that in a rectangular section subjected to axial force N and bending moment M, M M AREA = 300 mm² + AREA = 450 mm² N N P where N = axial yield capacity M plastic moment capacity. Р 10 (c) A non-prismatic rod is attached between two supports as shown in Fig. 6. It is subjected to axial loads of 80 kN and 100 kN. Determine the support reactions and elongations. Take E = 200 GPa. 25 B = 1 Р D E 100 KN Fig. 6 200 mm 200 mm 200 mm 200 mm (a) What are the assumptions for plastic analysis of steel sections? 5 (b) Show that in a rectangular section subjected to axial force N and bending moment M, M M AREA = 300 mm² + AREA = 450 mm² N N P where N = axial yield capacity M plastic moment capacity. Р 10 (c) A non-prismatic rod is attached between two supports as shown in Fig. 6. It is subjected to axial loads of 80 kN and 100 kN. Determine the support reactions and elongations. Take E = 200 GPa. 25 B = 1 Р D E 100 KN Fig. 6 200 mm 200 mm 200 mm 200 mm

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1Steel posses ductility so that it can be subjected to d... View the full answer