A composite axial structure consists of two rods joined at flange B. Rods (1) and (2) are attached to rigid supports at A and C, respectively. 195 kN (1) (2) A concentrated load P is applied to flange B in the direction 2300 mm 3000 mm shown. Determine the internal forces and normal stresses in each rod. (+= tension, – = compression) Rod properties Also, determine the deflection of flange B in the x direction. A, = 780 mm? A2 = 1100 mm? (+ = right, -= left) E, = 40 GPa E, = 120 GPa F1 kN Try one F2 kN MPа O2 MPа UB mm

A tubular steel column CD supports horizontal cantilever arm ABC, as shown. Column CD has an outside diameter of 9.05 in. and a wall thickness of 0.265 in. Determine the maximum compression stress at the base of column CD. 16 ft O 18.84 ksi O 23.13 ksi O 16.65 ksi O 25.04 ksi O 32.23 ksi C D 13 ft 700 lb B 10 ft 900 lb

a) Determine the tensile force T’ in the rope on the side connected to joint B: b) Determine the internal compressive normal force ƒBC in the tube BC: c) Determine the horizontal reaction force Rx and the vertical reaction force Ry in joint A: d) Determine the moment M of the center of bar AB: e) Determine the compressive stress σBC in the tube BC: f) Determine the critical load Pc for the tube BC: g) Which of the following statements about the tube BC is correct: A. The tube BC fails due to yielding B. The tube BC fails due to buckling C. The tube BC fails due to both yielding and buckling D. The tube BC is safe against both yielding and buckling h) Pin C has a diameter of 30 mm; calculate the shear stress τ of the pin C, when considering one cross-section for shear stress calculation: