I have most of the problem done but I need help with parts 9 10 and 11. Thank you! At a temperature of 60°F, a 0.03-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000ksi; v = 0.32; a = 12.5 x 10-6/°F] bar with a width of 2.5 in. and a thickness of 0.65 in. Bar (2) is a stainless steel [E = 28,000 ksi; v =0.12; a = 9.6 x 10-6/°F] bar with a width of 2.0 in. and a thickness of 0.65 in. The supports at A and Care rigid. Assume h₁=2.5 in.,h₂=2.0 in., L₁=26 in., L2=45 in., and 4 = 0.03 in. Determine(a) the lowest temperature at which the two bars contact each other.(b) the normal stress in the two bars at a temperature of 265°F.(c) the normal strain in the two bars at 265°F.(d) the change in width of the aluminum bar at a temperature of 265°F.(1)L₁h₁BAh₂✓(2)L2 Determine £1,0. the component of the normal strain in Bar (1) due to the internal force F₁. This would be the normal strain in Bar 1for an internal force F₁ with no effect of the temperature increase included. Also, determine the accompanying lateral strain dueto the Poisson effect al 1.0. Where the lateral strain here is the strain in the direction of the width of 2.5in.Answers:£1,0 =Elat 1,0 =eTextbook and MediaeTextbookVideoHintSave for LaterPart 10Answer: Elal 1,7 =ieTextbook and MediaSave for LaterDetermine El 1,7. the component of the lateral strain caused by the temperature change.Part 11Elat1 =Swidth =! μεiiμεμεin.μεAssistance UsedDetermine the total lateral strain and the corresponding change in width of the aluminum bar at a temperature of 265°F.Answers:Assistance UsedAttempts: 2 of 6 usedAttempts: 0 of 6 usedSubmit AnswerSubmit Answer

Answered: Image /qna-images/answer/cf638f76-942a-4cdd-b7a2-5d3347efa238.jpg

At a temperature of 60°F, a 0.03-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v=0.32; a = 12.5 x 10-6/°F] bar with a width of 2.5 in. and a thickness of 0.65 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 9.6x 106/°F] bar with a width of 2.0 in. and a thickness of 0.65 in. The supports at A and C are rigid. Assume h₁=2.5 in., h₂-2.0 in., L₁-26 in., L₂=45 in., and A = 0.03 in. Determine (a) the lowest temperature at which the two bars contact each other. (b) the normal stress in the two bars at a temperature of 265°F. (c) the normal strain in the two bars at 265°F. (d) the change in width of the aluminum bar at a temperature of 265°F. (1) L₁ h₁ B h₂ L2

At a temperature of 60°F, a 0.03-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v=0.32; a = 12.5 x 10-6/°F] bar with a width of 2.5 in. and a thickness of 0.65 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 9.6x 106/°F] bar with a width of 2.0 in. and a thickness of 0.65 in. The supports at A and C are rigid. Assume h₁=2.5 in., h₂-2.0 in., L₁-26 in., L₂=45 in., and A = 0.03 in. Determine (a) the lowest temperature at which the two bars contact each other. (b) the normal stress in the two bars at a temperature of 265°F. (c) the normal strain in the two bars at 265°F. (d) the change in width of the aluminum bar at a temperature of 265°F. (1) L₁ h₁ B h₂ L2

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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