The steel system consists of rod CD, rod AB and a rigid bar AC. The diameter of rods CD and AB are 16 mm and 18 mm, 2.0 m C. T respectively. If a force of 30 kN is applied to point E, determine: a) the normal stress in rod AB and DC, b) the horizontal displacement of point E. = 200 GPa. 0.6 m 30 kN 0.3 m Est 4.0 m
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