Automotive Technology: Principles, Diagnosis, and Service Plus MyLab Automotive with Pearson eText -- Access Card Package (5th Edition) (Automotive Comprehensive Books)
5th Edition
ISBN: 9780134009087
Author: James D. Halderman
Publisher: PEARSON
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Textbook Question
Chapter 33, Problem 7CQ
A misaligned connecting rod causes what type of engine wear?
- a. Cylinder taper
- b. Barrel shape cylinders
- c. Ridge wear
- d. Diagonal wear on the piston skirt
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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 = 1.10-3 m², and has a modulus of elasticity
E = 100 GPa.
1(x) = 5 kN/m
x=0.0
x=2.0
2.0m
10 kN
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.
d.x
dx
What are the accompanying boundary conditions for this bar?
b) Using the mesh in Figure 2, form the basis functions associated with element 2 and write the FEM
approximation over the element.
1
2
3
1
2
1m
1m
Figure 2: Mesh of 2 elements. Elements are numbered with underlines.
c) The general form of the element stiffness matrix system, with nodes indexed by i and j, is,
AE
Uj
N;(x)l(x)dx
– Ng(0)f(0)
¥ [4]}]{{}}={{{}\(\\+} + {N(2)f(2) = N (0)5() },
(1)
0, respectively.
L
=
(2)
where f(2) and f(0) denote the boundary forces at positions x 2 and x
Evaluate…
answer please
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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?
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Chapter 33 Solutions
Automotive Technology: Principles, Diagnosis, and Service Plus MyLab Automotive with Pearson eText -- Access Card Package (5th Edition) (Automotive Comprehensive Books)
Ch. 33 - Prob. 1RQCh. 33 - How does piston pin offset control piston slap?Ch. 33 - Why are forged pistons recommended for use in...Ch. 33 - Prob. 6RQCh. 33 - How is the piston pin installed in the piston and...Ch. 33 - A hypereutectic piston __________. a. uses about...Ch. 33 - Many aluminum piston skirts are plated with...Ch. 33 - Prob. 3CQCh. 33 - Prob. 4CQCh. 33 - Prob. 5CQ
Ch. 33 - The space behind the ring is called __________. a....Ch. 33 - A misaligned connecting rod causes what type of...Ch. 33 - Side clearance is a measure taken between the...Ch. 33 - Piston ring gap is measured using a ____________....Ch. 33 - Which type of connecting rod needs to be heated to...
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