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A beam is held by 2 steel rods, AB and CD. Three dead load forces are applied to the beam. The normal failure stress of the steel is o fail = 260 MPa. The resistance factor is = 0.92 . The dead load factor is YD = 1.6. F₁ F₂ F₁ op

A beam is held by 2 steel rods, AB and CD. Three dead load forces are applied to the beam. The normal failure stress of the steel is o fail = 260 MPa. The resistance factor is = 0.92 . The dead load factor is YD = 1.6. F₁ F₂ F₁ op

Mechanics of Materials (MindTap Course List)
Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter11: Columns
Section: Chapter Questions
Problem 11.2.15P: Repeat Problem 11.2-14 using L = 12 ft, ß = 0.25 kips/in., ßRl= 1.5ßL2, and ßR2= 2 ßR1.
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A 12:09 A d₁ NCD = d2 Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value F₁ 5 KN F2 7 KN F3 6.5 KN d₁ 2 m d₂ 1m d3 2.25 m d4 3.75 m Using the LSD/LRFD method, TAB = TCD= a. Determine normal force in rod AB after accounting for the dead load factor, NAB. b. Determine normal force in rod CD after accounting for the dead load factor, NCD. c. Determine minimum radius needed for rod AB, TAB. d. Determine minimum radius needed for rod CD, CD. Round your final answers to 3 significant digits/figures. NAB= wamap.org KN KN m C m
Transcribed Image Text:A 12:09 A d₁ NCD = d2 Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value F₁ 5 KN F2 7 KN F3 6.5 KN d₁ 2 m d₂ 1m d3 2.25 m d4 3.75 m Using the LSD/LRFD method, TAB = TCD= a. Determine normal force in rod AB after accounting for the dead load factor, NAB. b. Determine normal force in rod CD after accounting for the dead load factor, NCD. c. Determine minimum radius needed for rod AB, TAB. d. Determine minimum radius needed for rod CD, CD. Round your final answers to 3 significant digits/figures. NAB= wamap.org KN KN m C m
B 12:09 A A beam is held by 2 steel rods, AB and CD. Three dead load forces are applied to the beam. The normal failure stress of the steel is o fail = 260 MPa. The resistance factor is = 0.92 . The dead load factor is yp= 1.6. A d₁ F₁ d2 wamap.org F₂ Variable Value F₁ 5 KN F2 7 kN F3 6.5 KN d₁ 2 m d₂ 1 m d3 2.25 m d₁ 3.75 m Using the LSD/LRFD method, F3 d4 Values for the figure are given in the following table. Note the figure may not be to scale. KN с a. Determine normal force in rod AB after accounting for the dead load factor, NAB. b. Determine normal force in rod CD after accounting for the dead load factor, NCD. c. Determine minimum radius needed for rod AB, TAB. d. Determine minimum radius needed for rod CD, CD. Round your final answers to 3 significant digits/figures. NAB =
Transcribed Image Text:B 12:09 A A beam is held by 2 steel rods, AB and CD. Three dead load forces are applied to the beam. The normal failure stress of the steel is o fail = 260 MPa. The resistance factor is = 0.92 . The dead load factor is yp= 1.6. A d₁ F₁ d2 wamap.org F₂ Variable Value F₁ 5 KN F2 7 kN F3 6.5 KN d₁ 2 m d₂ 1 m d3 2.25 m d₁ 3.75 m Using the LSD/LRFD method, F3 d4 Values for the figure are given in the following table. Note the figure may not be to scale. KN с a. Determine normal force in rod AB after accounting for the dead load factor, NAB. b. Determine normal force in rod CD after accounting for the dead load factor, NCD. c. Determine minimum radius needed for rod AB, TAB. d. Determine minimum radius needed for rod CD, CD. Round your final answers to 3 significant digits/figures. NAB =
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