Bundle: Welding: Principles and Applications, 8th + MindTap Welding, 4 terms (24 months) Printed Access Card
8th Edition
ISBN: 9781337219426
Author: Larry Jeffus
Publisher: Cengage Learning
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Textbook Question
Chapter 19, Problem 3R
What type of inspection must the welds pass?
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Question 1
Consider the bar, shown in Figure 1, that undergoes axial displacement due to both a distributed load
and a point force. The bar is of cross-sectional area A = 1.103 m2, and has a modulus of elasticity
E = 100 GPa.
1(x) = 5 kN/m
10 kN
X
x=0.0
x=2.0
2.0m
Figure 1: Bar domain with varying distributed forces.
a) The general form of the governing equations describing the bar's displacement, u(x), is given by,
d
(AE du(x)) + 1(x) = 0.
dx
dx
What are the accompanying boundary conditions for this bar?
MacBook Air
a
会
DII
F5
F6
F7
F8
80
F3
F4
0/
20
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8
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Answer B
fem helpUsing the mesh in Figure 2, form the basis functions associated with element 2 and write the FEMapproximation over the element.
Chapter 19 Solutions
Bundle: Welding: Principles and Applications, 8th + MindTap Welding, 4 terms (24 months) Printed Access Card
Ch. 19 - The AWS SENSE Level 1 Workmanship Qualifications...Ch. 19 - What skills are needed to successfully complete...Ch. 19 - What type of inspection must the welds pass?Ch. 19 - List three items that can be checked during a...Ch. 19 - What is the maximum acceptable size of the face...Ch. 19 - What is the maximum weld size for lap and tee...Ch. 19 - What would be the maximum acceptable depth of...Ch. 19 - What is the maximum acceptable root face concavity...Ch. 19 - Describe how to perform a free bend test to help...Ch. 19 - What part of a weld is the free bend designed to...
Ch. 19 - How can the 1-in. (25-mm)-wide strips be cut out...Ch. 19 - What is the range of diameters of the filler metal...Ch. 19 - What welding current is used on the carbon steel...Ch. 19 - What are the F-number and A-numbers for the...Ch. 19 - Why are solvents or detergents needed?Ch. 19 - Why might it be necessary to reclean the part...Ch. 19 - What welding current is needed for the GTA welding...Ch. 19 - Why is a lace bead more easily controlled than a...Ch. 19 - What advantage is there in making a small root...Ch. 19 - Why should the filler passes on a single-V butt...
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