HOMCM DR \<. :zw
1. Determine the resuitant internal ioadings acting on the cross section at point A and point B
on the cross section.
61 {V031 A Val/a
Question 2 -
Derive a functéon for each internal action (normaf force, shear force, and moment) alo

' Name: _
MECHANICS OF MATERIALS: ENGR 2070 FALL 2012
EXAM 1 SEPTEMBER 14, 2012
1. Write your name at the top of every page (on exam and any extra paper you might use).
2. Pay attention to what the question is asking.
3. Show all your calculations; draw p

1. A 6061-T6 aluminum tube (E = 10,000 ksi; = 0.33) has an outside diameter of 4.000 in. and
a wall thickness of 0.065 in.
A) Determine the tension force that must be applied to the tube to cause its outside
diameter to contract by 0.005 in.
B) If the tub

Due October 4th, 2013
Assignment 5
1. Prestressed concrete beams are sometimes manufactured in the following manner. High-strength
steel wires are stretched by a jacking mechanism that applies a force Q, as represented
schematically in part (a) of the fig

Assignment 9 Due April 16th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given at
the bottom.
1) The saw has an ad

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2010
EXAM 1
FEBRUARY 12, 2010
1. (25 pts) The two forces are applied to the
bracket as shown; the bracket is in equilibrium
under the forces shown. The round control rod
AB is made of steel with an ultimate

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2010
FINAL EXAM
MAY 7, 2010
1. (20 pts) For the beam and cross-section shown:
a. Sketch the shape of the elastic curve for the beam under the given loading.
b. Draw the shear and moment diagrams.
c. Determi

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2014
EXAM 3
APRIL 11, 2014
1.
(50 pts) For the beam and cross-section shown:
a. Draw the shear and moment diagrams.
b. Determine the maximum tensile normal stress due to bending, and identify its location (

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2011
EXAM 3
APRIL 15, 2011
1. (50 pts) A cantilever beam with the cross-section given is loaded as shown.
a. Draw the shear and moment diagrams.
b. Determine the maximum tensile normal stress due to bending

MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
ASSIGNMENT 4
DUE: Friday 19 February
1. The acrylic plastic rod is 200 mm long and 30
mm in diameter. Determine the change in length
and change in diameter under the 300 N load
shown. Assume the load does not

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2013
EXAM 2
8 MARCH 2013
1. (10 pts) The short cylindrical block of
2014-T6 aluminum, having an original
diameter of 0.5 inch and a length of 3
inch, is placed in a vise and compressed
until the yield stres

MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
ASSIGNMENT #8
Due: Friday 1 April
1. Two vertical forces are applied to a beam of the cross section
shown. Determine the maximum compressive and tensile
normal stresses and the maximum transverse shear stress

MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
ASSIGNMENT #7
Due: Friday 25 March
1. (a) Determine the maximum compressive and tensile
normal stresses in the structural steel beam shown and
define their locations (location along the beam and on
the cross s

MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
ASSIGNMENT 2
DUE: FRIDAY 29 JANUARY
1. The 250-kg bucket is suspended from end E of the frame.
The diameters of the pins at A and D are 6 mm and 12 mm,
respectively, and each pin is subjected to double shear a

ASSIGNMENT 5
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
DUE: FRIDAY 26 FEBRUARY
1.
Links BC and DE are made of A36 steel and
are 0.75 inch wide and 0.5 inch thick. Determine
the force in each link and the deflection of point A
when a 1500 lb force P is

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2011
FINAL EXAM
MAY 4, 2011
1. (20 pts) For the beam and cross-section shown:
a. Draw the shear and moment diagrams.
b. Sketch the shape of the elastic curve and indicate inflection points.
c. Determine the

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2015
EXAM 1
FEBRUARY 13, 2015
1. (25 pts) Each of the four vertical links (two between B and D, and two between C and E) are made of
2014-T6 aluminum, have a 10 x 30-mm uniform rectangular cross section, an

MECHANICS OF MATERIALS: ENGR 2070 SPRING 2016
Instructor:
Jim Davidson
Office: 226 Harbert
E-mail: jim.davidson@auburn.edu
Voice: (334) 844-8777
Lectures:
MWF 1:00 1:50 pm, ROSS 136
Recitation:
M or W 2:00 - 2:50 pm, ROSS 136
Office Hours: MTWH 2:00-4:00

CHAPTER 3
MECHANICAL PROPERTIES OF
MATERIALS
3.1 Tension and Compression Tests
The strength of a material
is a unique property of itself
and must be determined by
experiment.
We can experimentally
determine the relationship
between average normal
stress

Assignment 5 Due February 27th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1) At a temperatu

Assignment 4 Due February 20th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1. The 4-mm diame

Assignment 3 Due February 6th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1. A rigid bar ABC

Assignment 6 Due March 6th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1) For the aluminum t

Assignment 7 Due March 20th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given at
the bottom.
1) A cantilever beam

E 62 207D Aslwmsm 8
CD a
I 6N
V '4? P
7;: 80/419,; (ewe) A
6: 50014-3". 0.8m Lo Lo
REQUIRED:
Max? we -ro SHsnz 51'2535 (9,02)
Mm: Ppue TO NORMAL, 57,2535
"' VM D'AGMMS
Smaod .
5V8. mADtNG 50 A : B : P+ l/4P+ qu
0 _)5?
HP
gym. ConSS- SEorloN ,
I = Zr;-

Assignment 2 Due January 30th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1. Derive a mction

Assignment 1 Due January 23th, 2015
Please review the assignment guidelines on the syllabus before starting this assignment. Format
assignment as shown in the example assignment. Show all work! Numerical answers are given
at the bottom.
1. Find the reacti

Name:
MECHANICS OF MATERIALS: ENGR 2070 — SPRING 2009
EXAM 1 FEBRUARY 6, 2009
Instructions:
1. Write your name at the top of every page.
2. Pay attention to what the question is asking.
3. Show all your calculations; draw BRIEF pictures if you need to;

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2013
EXAM 1
FEBRUARY 8, 2013
1. (25 pts) The angle bracket ABC is restrained
by the bronze wire CD and supports the 1 kN
load P at A. The pin at B is made of tool steel
with an ultimate shear strength that

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2014
EXAM 1
FEBRUARY 7, 2014
1. (25 pts) The beam AB is supported by the connection at A and the bronze wire BC and supports the 30
kN load shown. The pins at A and B are made of aluminum 6061-T6. The lengt

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2011
EXAM 1
FEBRUARY 11, 2011
1. (25 pts) Determine the required thickness of member
BC and the diameter of the pins at A and B if the
allowable normal stress for member BC is 29 ksi and
the allowable shear

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2015
EXAM 2
13 MARCH 2015
1. (10 pts) When the tube shown is subjected
to an axial force of 40 kN, it elongates 3
mm and its circumference decreases 0.09
mm. Determine the (a) modulus of
elasticity and (b)

Name: _
MECHANICS OF MATERIALS: ENGR 2070 SPRING 2014
FINAL EXAM
29 APRIL 2014
1. (20 pts) For the beam and cross-section shown:
a. Draw the shear and moment diagrams.
b. Sketch the shape of the elastic curve and indicate inflection points.
c. Determine t