ENCE 305 Test 1
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Write your name on the paper immediately. (Hand write and Sign after completing test)
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ENCE 305 Test]
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Write your name on the paper immediately.
Do not separate the pages.
Closed hook, closed notes, closed neighbor.
No sharing calculators.
Show all work, includin
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9. (5%) Sketch the pressure distribution for the fallowing walls. Note the angles on your
sketch - ~r
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10. (2%) Which one produces higher active pressure, Rankine or Coulomb?
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ll. (2%) What type of soil would you use as a ba
ENCE360
Homework No. 1
Spring 2017
References:
Introduction to linear optimization (Bertsimas and Tsitsiklis)
Operations research: applications and algorithms (Winston)
Problem 1
Goldilocks needs to find at least 12 lb of gold and at least 18 lb of silver
UNIVERSITY OF MARYLAND
ENCE 422 Project Cost Accounting & Economics
Spring 2009
MIDTERM EXAM (120 minutes)
NAME:
This is a close book exam. The use of a calculator is encouraged. To receive partial credit,
show work on spaces provided.
ALLOTTED TIME: 120
UNIVERSITY OF MARYLAND \
ENCE 422 Project Cost Accounting & Economics
MIDTERM EXAM (120 minutes)
NAME: A
This is a close book exam. The use ofa calculator is encouraged. To receive panial credit.
Show work on spaces provided.
ALLOTTED TIME: 120 Minutes (U
6of6
9. (3%) Rankine earth pressure theory is favored by designers rather than Coulomb
theory, why?
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UNIVERSITY OF MARYLAND
Department of Civil and Environmental Engineering
ENCE 441 Homework Assignment
Foundation Design No. 11
Date Assigned: Thursday, December 1, 2011
Date Due:
1. A i2in. diameter concrete pile is to be driven in a clay soil. The clay h
UNIVERSITY OF MARYLAND
Department of Civil and Environmental Engineering
ENCE 441 Homework Assignment
Foundation Design No. 9
Date Assigned: Thursday, November 17, 2011
Date Due: Tuesday, November 29, 2011
i 1. A mat has dimensions of 40m X 60m. The live
UNEVERSITY OF MARYLAND
Department of Civil and Environmental Engineering
ENCE 441 ' Homework Assignment
Foundation Design No. 8
Date Assigned: Tuesday, November 8, 2011
Date Due: Thursday, November 17, 2011
1. For the footing shown in figure 1, the vertic
UNIVERSITY OF MARYLAND
Department of Civil and Environmental Engineering
EN CE 441 Homework Assignment
Foundation Design No. 10
Date Assigned: Tuesday, November 22, 2011
Date Due: Thursday, December 1, 2011
1. A 12in. square concrete pile is driven into l
Programming Assignment 2Sediment Oxygen Demand (SOD)
g
The sediment oxygen demand, SOD ( m2 d ) , is an important parameter in determining the
dissolved oxygen content of natural water. It is usually obtained experimentally by measuring the
oxygen concent
Programming Assignment 4Construction cost optimization
The goal of civil engineering construction is usually to build something fast, at the lowest cost,
while satisfying the requirements of structural integrity and building functions. In some
situations,
Problem 3.5
clc
x = input('enter a numer to evaluate its sine: ')
n = input('enter the number of terms upto which approximation is to be done:
')
true_val = sin(x)
approx = 0;
u =[];
v =[];
Results =[];
for i = 0:1:(n-1)
sine_approx = (-1)^i)*(x^(2*i+1)/(
Programming Assignment 1Pseudo code
The most important step towards writing a computer program (a set of instructions to be
executed by the computer) is to translate your knowledge into a set of step-by-step instructions.
The first step is to gain the pro
Programming Assignment 5Energy optimization
Section 7.4 of your text describes the representation of the potential energy of a spring system,
and the change of the potential energy as the system is loaded. The final configuration of the
springs correspond
Programming Assignment 6Truss Analysis
When you use Inventor, ProE, or any similar design tools, the model you create is represented by
a matrix of numbers. We will call it K . The forces applied to the model are represented by a
vector of numbers. Call i
Homework 13 (Programming assignment 11)
(Due 12/5/16)
A 5m beam is simply supported at the left end and fixed at the right end. The deflection of the beam are
measured along the beam. The locations of the measurement and deflections are shown below:
x(m)
ENCE 627 Project Performance Measurement
Fall 2015
Midterm Examination
(Each question is worth the same)
1) Risk register
You have been asked to lead a project team developing the design
for a new, all electric motor scooter.
a) Create a risk register for
Chapter 22 MCQs
1
If the electric flux through a closed surface is zero, the electric field at points on that surface must be zero.
ANSWER:
True
False
2
The figure shows four Gaussian surfaces surrounding a distribtuion of charges.
(a) Which Gaussian surf
Chapter 27 MCQs
1
An electron moving in the direction of the + -axis enters a magnetic field. If the electron experiences a
magnetic deflection in the - direction, the direction of the magnetic field in this region points in the
direction of the
ANSWER:
+
Faculty of Engineering
Electrical & Electronics Department
Course: Applied Electronics Circuits
Dr. Ali Bou Nassif
Problems
Sinusoids and Phasor
Prob. 1:
Express the following functions in cosine form:
(a) 4 sin ( t - 30)
(b) -2 sin 6t
(c) -10sin( t + 20)
Faculty of Engineering
Electrical & Electronics Department
Course: Circuit Analysis I
Dr: Ali Bou Nassif
Problems
Circuit Theorems
Prob. 1:
For the circuit shown, find the terminal voltage Vab using superposition.
Prob. 2:
Apply source transformation to d
Chapter 23 MCQs
1
If the electric field is zero everywhere inside a region of space, the potential must also be zero in that
region.
ANSWER:
True
False
2
When the electric field is zero at a point, the potential must also be zero there.
ANSWER:
True
False
University of Sharjah
Faculty of Engineering
Department of Electrical and Computer Engineering
Circuit Analysis 1: 0402202
Instructor: Dr. Ali Bou Nassif
Midterm
November 2, 2015
Student Name:
Duration: 60 minutes
ID:
Please read this page before you star
Chapter 24 MCQs
1
The charge on the square plates of a parallel-plate capacitor is . The potential across the plates is
maintained with constant voltage by a battery as they are pulled apart to twice their original separation,
which is small compared to t
Chapter 26 MCQs
1
As more resistors are added in parallel across a constant voltage source, the power supplied by the
source
ANSWER:
does not change.
decreases.
increases.
2
The figure shows three identical lightbulbs connected to a battery having a const
Faculty of Engineering
Electrical & Electronics Department
Course: Circuits analysis I
Problems
First Order Circuits
Prob. 1:
In the circuit shown
v(t) = 56e200tV, t > 0
i(t) = 8e200tmA, t > 0
(a) Find the values of R and C.
(b) Calculate the time constan
Chapter 21 MCQs
1
X and Y are two uncharged metal spheres on insulating stands, and are in contact with each other. A
positively charged rod R is brought close to X as shown in Figure (a).
Sphere
is now moved away from
, as in Figure (b).
What are the fin
Faculty of Engineering
Electrical & Electronics Department
Course: Circuit analysis I
Problems
Methods of Solutions
Prob. 1:
Determine I in the circuit shown using nodal analysis.
x
Prob. 2:
For the circuit, obtain v1 and v2.
Dr. Ali Bou Nassif
Prob. 3:
F