Problem U1. (Range Equation)
a) Assuming steadylevel flight and no fuel reserves, estimate the range of a B777 using
the information given in the lecture notes (and/or on Boeings web page). How well does
this compare to the estimates Boeing publishes on
Problem U1. (Range Equation)
a) Assuming steadylevel flight and no fuel reserves, estimate the range of a B777 using
the information given in the lecture notes (and/or on Boeings web page). How well does
this compare to the estimates Boeing publishes on
Problem U1. (Range Equation)
a) Assuming steadylevel flight and no fuel reserves, estimate the range of a B777 using
the information given in the lecture notes (and/or on Boeings web page). How well does
this compare to the estimates Boeing publishes on
Problem U1. (Range Equation)
a) Assuming steadylevel flight and no fuel reserves, estimate the range of a B777 using
the information given in the lecture notes (and/or on Boeings web page). How well does
this compare to the estimates Boeing publishes on
Introduction to Computers and Engineering Problem Solving
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Spring 2016
ECE 656: Fall 2011
Lecture 6 Homework
Due Friday, September 9, 2011
1)
InLecture6weworkedoutthecurrentequationfortransportina2Dbulk
materialandfound:
dFn q
A/m
dx
Jx = S
f
S = q 2 Dn E D2 D E 0 dE (Ohms/square)1
E
( )
( )
Workoutthecorrespondingresul
Team Building and Team Work: We strongly encourage you to form Homework teams
of three students. Each team only submits one solution for correction. We expect true
team work, i.e. one where everybody contributes equally to the result. This is testified by
1. Wood beam design problem: The sketch below shows a cantilever beam structure
supporting a punching bag of mass m at its free end (point C). The deadweight of
structural members is neglected in this exercise.
L/2C
B A L/4 P
L
schematic of connection at
Team Building and Team Work: We strongly encourage you to form Homework teams
of three students. Each team only submits one solution for correction. We expect true
team work, i.e. one where everybody contributes equally to the result. This is testified by
1. Derivation: Show the derivation of:
J = det Ffor the special case of a volume change in only two directions. From the lecture
notes, we
derived that the deformed volume d is related to the original volume d by: rrrrrr
d
0
r
d =(FdX )(FdX FdX )=detF[dX
1. Area Moments of Inertia: For the given isosceles triangle crosssection, determine the
following quantities:
a. The zeroorder area moment, S (this represents the crosssectional area). b. The
centroid of the crosssection in the zaxis, z .
c
c. The f
1. Truss structure: The sketch below shows a truss structure constructed with 6 vertical
members and a horizontal rigid bar. The structure of subjected to two loads at points A
and B (thus, this is a forcedriven experiment). The top of the truss structur
1. Design of a Highway Sign: The sketch below shows a typical highway sign. The
objective of this problem is to design the column (vertical beam element) holding the sign
using a stressstrength approach. In this problem, we consider only the effect of a
The following set of exercises is designed to familiarize you with the use of energy
bounds in linear elasticity. This problem set is focused on 3D methods and applications to
beam structures and you will be able to apply the techniques you have learned i
The following set of exercises is designed to train you in the use of equilibrium and
strength models for continuum systems. For each exercise, show us how you came to
your answer and result. We highly encourage you to make drawings where appropriate.
1.
Team Building and Team Work: We strongly encourage you to form Homework teams
of three students. Each team only submits one solution for correction. We expect true
team work, i.e. one where everybody contributes equally to the result. This is testified by
Introduction to Computers and Engineering Problem Solving
1 1.002

Spring 2012
Page 1 of 3
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 3: Buying a used car
Due: 12 noon, March 2, 2012
Problem statement
You want to buy a used car, but need help deciding, so you create a formula that will help you
Introduction to Computers and Engineering Problem Solving
1 1.002

Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Practiceonly Problem Set 11: Red Balloon Experiment
Solutions posted Thu, May 17, 11 pm.
1. Problem Statement
In December 2009, DARPA ran a network challenge in the vein of the DARPA g
Introduction to Computers and Engineering Problem Solving
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Spring 2012
5/16/2012
1.00/1.001
Spring 2012
Final Review
Course Topics Overview
1. Control and scope
2. Classes and objects
Quiz 1
Final
7. Streams
8. Exceptions
9. Sensors
4. Recursion
10. Threads
5.
5 Inheritance
6. Graphical user interfaces
Quiz 2
z
3. Arrays, Ar
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 1: Calculating the inductance of an antenna
Due: 12 noon, Friday, February 17, 2012
Introduction
In this problem set, we will explore how to perform a set of calculations. W
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2011
Problem Set 2: Throwing a ball into a basket
Due: 12 noon, February 24, 2012
y
Problem statement
You learn in physics that projectiles follow a
parabolic path through the air, due to th
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Page 1 of 3
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 4: Scrabble word generator
Due: 12 noon, March 16, 2012
Problem statement
You will write a program to help find possible two and
three letter Scrabble words that
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 5: MBTA routes
Due: 12 noon, Friday, March 23
Problem statement
a. Overview
The Massachusetts Bay Transportation Authority (MBTA) operates routes using three basic
technolog
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Sets 6 and 7: Antenna GUI
Due: 12 noon, Friday, April 6, 2012 (Problem Set 6)
12 noon, Friday, April 20, 2012 (Problem Set 7)
Problem statement
You are to write a graphical user
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 8: Rail switching
Due: 12 noon, Friday, April 27, 2012
1. Problem Statement
Railroads use radio remote control systems for an operator on the ground to control
engines switc
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Spring 2012
1.00/1.001
Introduction to Computers and Engineering Problem Solving
Quiz II Review
April 11 2012
1
Quiz II
Friday April 13
3:054:25pm (80 min)
Room: 50340 (Walker)
Open book/notes, No computer
Style/length/difficulty: similar to past quizzes
2
What we
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 9: Dam management: threads and sensors
Due: 12 noon, Friday, May 4, 2012
1. Problem Statement
You are the operator of a dam that provides water for domestic, industrial and
Introduction to Computers and Engineering Problem Solving
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Spring 2012
Introduction to Computers and Engineering Problem Solving
Spring 2012
Problem Set 10: Electrical Circuits
Due: 12 noon, Friday May 11, 2012
I. Problem Statement
Figure 1. Electric circuit
The electric circuit displayed in Figure 1 can be solved applying K