A tubular beam ACB of length L=60in. is pin supported at its ends and loaded by an inclined force P at midlength. The distance from the point of application of the load P to the longitudinal axis of the tube is d= 5.5in. Since the support at B prevents vertical displacement but offers no resistance to horizontal displacement. The cross section of the tube is square with outer dimension b=6in. and A=20in2. And moment of inertia l=86.67in4.Determine the maximum tensile stresses (Psi) in the beam due to a load P=900 lb. d-5.5 in. b-6 in. 60 O a. 424 O b. 385 C. None O d. 347 e. 299 O O

6. As shows in the picture, the two ends of shaft are fixed, the torsion stiffness GI, is constant. Request the support moment at the two ends of shaft (A and B). effo B (b)

SITUATION. Given: a = 1.5 m, b = 1.5 m, L= 2.4 m W В a- Beam properties: I = 198 x 105 mm Rod properties: Diameter = 12 mm E = 200 GPa E = 200 GPa 99. Due to the load, W, rod BC elongates by 1 mm. Find the force (KN) in rod BC which caused the elongation. A. 4.4 В. 6.4 C. 9.4 D. 11.4 100.Due to the load, W, the force developed in rod BC is 12 kN, what is the value of W (kN)? A. 20.47 с. 6 82 D. 24.00 B. 56.33 101.Due to a load, W = 40 kN, the force developed in rod BC = 10 kN. The diameter of rod BC is 16 mm. Find the moment (kN- m) at the fixed end. A. 90 В. 60 C. 45 D. 30

Answer should be R=168 kn and x^- = 6m

2 kip/ft 6 in 10 in B. 40 kip 16 in D. 16 In 5 ft 5 ft 10 ft The simply-supported beam-column above is subjected to a uniformly distributed load and an axial load, as shown. Assume that the Internal resultants on the cross-section passing through point D are as follows: • ND -40 kip • VD 0 Mp = +100 kip-ft Which of the following is closest to the longitudinal normal stress at point D? O-78.1 psi +235 psi O-153 psi O-1.77 ksi H:

please help me solve and explain

B d₁ dz A M₁ d3 A copper core is bonded to a steel tube. The inner and outer diameters of the steel tube are d₂ = 90 mm and da = 45 mm, respectively. The copper and steel have shear moduli of Geu = 24 GPa and Gst = 75 GPa. If a moment of M₁ = 600 Nm is applied at the end of the composite shaft, find a. The portion of the applied moment carried by the steel tube Tat= Nm b. The portion of the applied moment carried by the copper core Teu = Nm c. The maximum shear stress in the steel tube Tst= MPa d. The maximum shear stress in the copper core Tex = MPa