The 2014-T6 aluminum rod AC is reinforced with the firmly bonded A992 steel tube BC. ( Figure 1) The assembly fits snugly between the rigid supports so that there is no gap at C. An axial force of P = 390 kN is applied. The assembly is attached at D. Part A Figure 400 mm P B 50 mm A 992 steel 800 mm -a 25 mm 2014-T6 aluminum alloy Section a-a Determine the support reaction at C. Express your answer to three significant figures and include appropriate units. HÅ ? Fc = Value Units Submit Request Answer Part B Determine the support reaction at D. Express your answer to three significant figures and include appropriate units. HA ? FD = Value Units 1 of 1 Submit Request Answer Provide Feedback Notes: # The Elastic Modulus of Aluminium Alloy 2014-T6 is 73.1 GPa, and Structural Steel Alloy A992 (or A36/A913) is 200 GPa.

The 2014-T6 aluminum rod AC is reinforced with the firmly bonded A992 steel tube BC. (Figure 1) When no load is applied to the assembly, the gap between end C and the rigid support is 0.5 mm. Part A Determine the support reaction at C when an axial force of P= 395 kN is applied. Express your answer to three significant figures and include appropriate units. HA Fc = Value Units Submit Request Answer Figure 1 of 1 Part B D Determine the support reaction at D when an axial force of P = 395 kN is applied. 400 mm Express your answer to three significant figures and include appropriate units. B ? A 992 steel 800 mm 50 mm Fp = Value Units a a 25 mm 2014-T6aluminum alloy Section a-a Submit Request Answer

The 2014 T6 aluminum strut is foced between the two walls at A and B. It has a 2 in. by 2 in. square cross section, and it is subjected to the torsional loading shown where Ti - 22 lb-ft and T, - 42 lb-ft (Eiguce 1) TA - Value Units Submit Reavest Answer Part B Detormine the reactions at the foxed support B Express your answer to three significant figures and include appropriate units HA Ty- Value Units Figure <1 of 1 Submit Requeat Answer • Part C What is the anghe of twt at C Express your answer to three significant figures and include appropriate units. Pearson

The assembly consists of two red brass C83400 copper rods AB and CD of diameter 30 mm, a stainless 304 steel alloy rad EF of diameter 40 mm, and a rigid cap G. The supports at A, C and Fare rigid. Modul of elasticy for the copper is Ecopper = 101 GPa. Modul of elasticity for the steel is Esteel 193 GPa (Figure 1) Figure FA -300 mm 30 mm 30 mm B D G LE 450 mm 40 KN 40 KN 40 mm 1 of 1 Part A Determine the average normal stress developed in the rod AB. Express your answer to three significant figures and include the appropriate unite. AB Submit Part B OCD= Submit Part C Determine the average normal stress developed in the rod CD. Express your answer to three significant figures and include the appropriate units. OFF= CON Submit Value Provide Feedback Request Answer Value Request Answer Determine the average normal stress developed in the rod EF. Express your answer to three significant figures and include the appropriate unite. prx Units Value Requect Answer Units ? Units ? ?

Determine the allowable axial load Pallowfor a steel pipe column with pinned ends having an outside diameter of 220 mm and wall thickness of 12 mm for each oft he fol lowing lengths: L =2.5 m, 5 m, 75 m, and 10 m. (Assume E = 200 GPa and y = 250 MPa.)

Using whatever method you choose, find the force in member BG. 20 kips В D 40 kips 18' – 0" E F G H 15 kips 3 bays @ 15' – 0" = 45' - 0" TINI

Part A The strut is supported by a pin at C and an A-36 stoel guy wire AB. (Eigure 1) If the wire has a diameter of 4.8 mm, determine how much t stretches when the distributed load acts on the strut. Express your answer three to significant figures and include the appropriate unita. ? SAn = Value mm Figure 3AANm 27 m

Find the forces at all joints of the structure.

Problem 4.54 I Review Part A The 2014-T6 aluminum rod AC is reinforced with the firmly bonded A992 steel tube BC. (Figure 1) When no load is applied to the assembly, the gap between end C and the rigid support is 0.5 mm. Determine the support reaction at C when an axial force of P = 465 kN is applied. Express your answer to three significant figures and include appropriate units. Fc = Value Units Submit Request Answer Part B Determine the support reaction at D when an axial force of P = 465 kN is applied. Express your answer to three significant figures and include appropriate units. HA FD = Value Units Figure 1 of 1 Submit Request Answer 400 mm Provide Feedback B A 992 steel 800 mm 50 mm 25 mm 2014-T6aluminum alloy Seation a-a

The assembly consists of three titanium (Ti-6A1-4V) rods and a rigid bar AC. 6 ft AAB = 1 in? Agr = 2 in? 1 f HE F- 2 ftH 2 ft P Acp = 1.5 in? 6 ft The cross-sectional area of each rod is given in the figure. A force of P = 51 kip is applied to the ring F. Part A Determine the horizontal displacement of point F. Use E = 17.4(10³) ksi. Express your answer to three significant figures and include appropriate units. ? Value Units