GEN_ENG 205-2 - ENGINEERING ANALYSIS 2
WINTER QUARTER 2014
MARCH 19, 2014
FINAL EXAM
NAME:
SECTION (CIRCLE ONE):
9AM
10AM
11AM
12NOON
Instructions:
Open this booklet only when instructed to do so. There are six questions on the exam. Make sure to go throu

Engineering Analysis 2
Winter Quarter 2014
Design Project 3 (30 points)
Problems:
The figure shows an example of the popular devices called mobiles, which were introduced as
an art form by American artist Alexander Calder (1898-1976). Suppose that you wan

EA2 Project 4
Wu Di, Sec 21
Cy
Dy
Fk
Ay
By
We first consider the entire structure as a single free body entity. Since there are no horizontal forces
acting on the body, there is no horizontal reaction force from the pin at A.
Cy and Dy are resolved as a f

Engineering Analysis 2
Winter Quarter 2017
Design Project 2 (100 points)
Problems:
A relatively primitive device for exercising the biceps muscle is shown. The elastic cord AB has a
spring constant of 10 lb/in and is unstretched when = 0.
1. Write a MATLA

EA2 Design Project #4 Due 2/15 (Wed) beginning of class
Hydraulic lifts are used to efficiently raise heavy objects, such as cars, as shown in the
panel on the left. Consider the specific design shown on the right panel. It consists of the
horizontal rigi

EA2 Project 2
Section 21
Wu Di
1.
AB=(17 sin + 9)2+(17 cos 5)2
Length of cord unstretched =
17 sin
17 cos
9
in
Using MATLAB, the following graph of Moment vs
(9)2 +(12)2=15
Force =
10( AB15)
d, the perpendicular distance = 17 sin
Moment = Force x d
was

Problem 14.15 At the instant shown, the rocket is trav-
eling straight up at 100 mis. Its mass is 90,000 kg and
the thrust of its engine is 2400 kN. Aerodynamic drag
exerts a resisting force (in newtons) of magnitude 0.819,
where v is the magnitude of the

Due 22 January 2016
Math 234 Homework 1
1. For the double integral
1
Z
Z
1
e
0
x2
dx dy
y 1=3
first sketch the region of integration, then reverse the order of integration, and finally evaluate the
resulting integral.
Solution: The boundaries of the regio

GEN_ENG 205-2 - ENGINEERING ANALYSIS 2
WINTER QUARTER 2014
MARCH 19, 2014
FINAL EXAM
NAME: SOLUTlDNg
SECTION (CIRCLE ONE): 9AM 10AM 11AM 12NOON
Instructions:
Open this booklet only when instructed to do so. There are six questions on the exam. Make su

Problem 4.27 The force F exerts a 300 ft—lb counter— A \ _"
clockwise moment about A and a 100 ft—lb (—5‘ 5) f[& F
clockwise moment about B. What are F and 6? x: \ \ 9
i \ (4 3} a
\ \ f ,r
\ \ f f
\ \ f"
\ \ If. X.
\ .f x
\ \ f ' Y
.a" a" '
\ )3 a

Homework 7
Due Monday, 2/24
Problems from textbook: 9.30, 9.51, 9.61
4. Consider the simple truss shown in problem 6.2 in the textbook, but with a force of 25 kN
(instead of 800 N). The beams are made of steel (E = 200 GPa). The cross sectional area
of be

Homework 4
Due Monday, 2/3
Problems from textbook: 4.111, 4.130, 4.140, 4.199, 5.7, 5.17, 5.28, 5.50, 5.62
Additional problem : Willis Tower, 233 South Wacker Dr. Chicago, Illinois
Introduction
When Sears Tower, later renamed as Willis Tower in 2009, comp

GEN_ENG 206-2 - ENGINEERING ANALYSIS 2
HONORS SECTION
WINTER QUARTER 2013
FEBRUARY 7, 2013
MIDTERM EXAM #1
NAME: SOLUTIONS
Instructions:
Open this booklet only when instructed to do so. There are three questions on the exam. Make sure to go
through all th

EA-206: Engineering Analysis
Midterm 2 Solutions
24 February, 2011
Problem 1: For the truss shown in the figure, find the axial forces in the members BC, EF and DE. Solution:
We can easily see that the given truss is symmetric.
Since the truss is symmetri

EA2 Project 1
1.
Section 21
Wu Di
Investigation of effects of different choices of location of point B on the tensions in the cables
As shown in the diagram above, a 100 kg weight is hung by a system of 3 cables, AB, AC, and AD.
Given that the system is i

Engineering Analysis 2
Winter Quarter 2017
Design Project 1 (100 points)
Problems:
1. Suppose that the positions of points A, C, and D of the system of cables suspending the 100
kg mass are fixed, but you are free to choose the x and z coordinates of poin

EA 2 Project 3
Section 21
Wu Di
1.
We can resolve Tension BC (TBC) by setting up a moment equilibrium equation about point A. The
orange arrows represent the forces that produce a moment about A.
First we resolve the normal contact force F3, which equals

Engineering Analysis 2
Winter Quarter 2014
Design Project 1 (30 points)
Problems:
1. Suppose that the positions of points A, C, and D of the system of cables suspending the
100kg mass are fixed, but you are free to choose the x and z coordinates of point

Engineering Analysis 2
Winter Quarter 2014
Design Project 4 (30 points)
Problem:
Design a truss structure to support a foot bridge with an unsupported span (width) of L=10m.
Using Pratt truss structure design a bridge which is the most cost effective.
Thi

Engineering Analysis 2
Winter Quarter 2014
Design Project 2 (30 points)
Problems:
A relatively primitive device for exercising the biceps muscle is shown. The elastic cord AB has
a spring constant of 10 lb/in and is unstretched when = 0.
1.
Write a MATLAB

MATLAB Review
Using MATLAB to solve basic linear systems of equations and
optimization problems
Outline
Review of MATLAB basics
Vectors and matrices, arithmetic
Writing scripts (.m files)
For loops
Plotting
Solving linear systems of equations
Solving b

'6—93. The wall crane supports a load of TOO lb.
Determine the horizontal and vertical components of
reaction at the pins A and D. Also, what is the force in the
cable at the winch W? The jib ABC has a weight of 100 lb
and member BB has a weight of 40 lb.

EA2 Recitation Notes Week 1
David D. Hsu
1/7/2016
1
Section
Hello World!
1.1
Subsection
Structuring a doc is easy!
f (x) = x2
(1)
f (y) = y 3
Many interesting things are happening in the world. For example, f (x) = x2 .
1+2=3
1+2=3
1=32
asdf
f (x) = x2
1

Prnhlem 1.11 The kinetic energy of the man in Active
Example 1.1 is deﬁned by %mc2, Where m is his
mass and c is his velocity. Tﬁe man’s mass is 68 kg
and he is moving at 6 mfs, sc his kinetic energy is
£68 kg)(6 Im’s)2 = 1224 kg—nlgs’sg. What is his kine

Problem 2.43 The tensions in the four cables are equal:
|T1| = |T2| = |T3| : |T4| : T. Determine the value of
T so that the few cables exert a total force of 12500-113
magnitude on the support.
y
29° Problem 2.56 The structure shown forms part of a
trus

Engineering Analysis Final Exam
Winter 2014
Name:_
Problem 1. (10 points)
Determine the magnitude of force TA and its direction so
that the resultant force is directed along the positive x-axis
and has a magnitude of 1250 N. Find a unit vector TC which is

Tab e 5.2 contin ed
Hinge
(The z a is is parallel
to the hinge a la)
Bearing
(The z a is is parallel to the
a is of the supported shaft.)
Z
Fi ed (Built-in) Support
Three Force Components,
Two Couple Components
Az/ Axx
2/
(When no couples are e erted)
T

GEN_ENG 206-2. - ENGINEERING ANALYSIS 2-HONORS SECTION
WINTER QUARTER 2013
MIDTERM I REVIEW SESSION
Mathematical Concepts
A
,A .
C E:
,6_AB
5111 AC
9_BC
COS AC
t 9_AB
an BC
sin6,c036 S 1
Pythagoras Theorem: AB2 + B62 = All?2
x co ordinate = OB = acos

1) A light bar AB supports a 15-kg block at its midpoint C. Rollers at A and B rest
against frictionless surfaces, and a horizontal cable AD is attached at A. Draw (a)
the free body diagram, determine (b) the tension in cable AD and (c) the reactions
atA