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### FinalBSolutions

Course: ECE 221, Winter 2008
School: Portland
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Word Count: 982

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Exam Final B Solutions December 3, 2001 ECE 221: Electric Circuits Dr. McNames Write the first letter in your last name, your 6-digit identification number, and your student identification number below. Do not begin the exam or look at the problems until instructed to do so. You have 100 minutes to complete the exam. Do not use separate scratch paper. If you need more space, use the backs of the exam pages....

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Portland - ECE - 221
Lecture OverviewECE 221 Electric Circuit AnalysisDr. James McNamesThis Time Class overview &amp; logistics Prexes Denitions: Current, Voltage, Power, &amp; Energy Passive sign convention Circuit elements Ideal SourcesElectrical &amp; Computer Engine
Portland - ECE - 221
Homework 4ECE 221 Electric Circuit AnalysisDr. James McNames Due Oct. 31 - 1 week Read Chapters 5 &amp; 6 Problems Ch. 5: 10, 13, 26, 31, 34, 37, 48, 49, 56, 58, 72 Listed on the web as well Homework labels Reminder - Do not list name on HW L
Portland - ECE - 221
Exam 2b November 13, 2002ECE 221: Electric Circuits Dr. McNames Write the first letter in your last name, your 6-digit identification number, and your student identification number below. Do not begin the exam or look at the problems until instruc
Portland - ECE - 221
Exam 1a October 23, 2002ECE 221: Electric Circuits Dr. McNames Write the first letter in your last name, your 6-digit identification number, and your student identification number below. Do not begin the exam or look at the problems until instruct
Portland - ECE - 221
Exam 1a Solutions October 23, 2002ECE 221: Electric Circuits Dr. McNames Write the first letter in your last name, your 6-digit identification number, and your student identification number below. Do not begin the exam or look at the problems unti
Portland - ECE - 221
AnnouncementsECE 221 Electric Circuitsece.pdx.edu/ece2xx/ECE221 Three lectures remaining Last lecture I will be out of town Guest lecturer Student evaluations (please attend lecture) Final exam Monday, Dec. 9, 8:00 9:50 am Location: Homa
Portland - ECE - 221
Exam 1 RoomsECE 221 Electric Circuitsece.pdx.edu/ece2xx/ECE221 Three possibilities Room DLC-204: 48 students, C. Lui Room DLC-304: 32 students, C. Lui Room FAB-Suite 10: 60 students, J. Morris All rooms have tables (no desks) Must sign up f
Portland - ECE - 221
AnnouncementsECE 221 Electric Circuitsece.pdx.edu/ece2xx/ECE221 Two lectures remaining Last lecture I will be out of town Guest lecturer Student evaluations (please attend lecture)Dr. James McNamesmcnames@pdx.edu Electrical &amp; Computer Eng
Portland - ECE - 221
Intel at PSUECE 221 Electric Circuitsece.pdx.edu/ece2xx/ECE221 What: Open House/Presentation Bachelor students are welcome Opportunities to talk to recruiters Representatives to critique your resume Wokrshops Thursday, October 17, Smith Ce
Portland - ECE - 221
Lecture OverviewECE 221 Electric Circuitsece.pdx.edu/ece2xx/ECE221Last Time Discuss syllabus Class overview &amp; logistics Prexes Denitions: Current, Voltage, Power, &amp; Energy Passive sign convention This Time Circuit elements Ideal Sources
Portland - ECE - 221
Exam 1 Solutions February 3, 2000ECE 221: Electric Circuits Dr. McNames Write your 6-digit identification number and student identification numbers below. Do not begin the exam or look at the problems until instructed to do so. You have 100 minut
Portland - ECE - 221
ECE 221 Final Score Grade Distribution 10 9 8 7 6 5 4 3 2 1 00510 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 Score (100 Possible)
Portland - ECE - 221
Exam 2 Solutions February 22, 2000ECE 221: Electric Circuits Dr. McNames Write your 6-digit and student identification numbers below. Do not look at the problems until instructed to begin. You have 100 minutes to complete the exam. Once you begi
Portland - ECE - 221
Lecture OverviewECE 221 Electric Circuit AnalysisDr. James McNamesLast Time Phasors circuit analysis Many examples This Time Final exam topics &amp; logistics Introduction to transformers Course evaluationsElectrical &amp; Computer Engineering Po
Portland - ECE - 221
Exam 2a Solutions November 7, 2001ECE 221: Electric Circuits Dr. McNames Write the first letter in your last name, your 6-digit identification number, and your student identification number below. Do not begin the exam or look at the problems unti
Portland - ECE - 221
MiscellaneousECE 221 Electric Circuit AnalysisDr. James McNames201 Lab kits - Need Parts kit - specic to 201 labs Tool kit - contains general parts. Can sell back at end of term. Tuesday review session (5:30 - 6:30 pm) moved to Wednesday thi
Portland - ECE - 221
Exam 1 LogisticsECE 221 Electric Circuit AnalysisDr. James McNames Topics posted on web site Covers Chapters 13 Exam is earlier than previous years - covers less Probably 34 questions Allowed calculators and 2 single-sided sheets of notesE
Portland - ECE - 221
Exam 2 Notes &amp; LogisticsECE 221 Electric Circuit AnalysisDr. James McNames Unlike Exam 1, denitely counts Chapters 17 There will be an op amp problem There will be a problem for Chapter 4 There will be a rst-order circuit problem Exam 2 top
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A radial flow pump is to be run by an electric motor running at 1750 RPM. The pump has an 8.25&quot; impellor and its performance can be characterized by the curve shown below. The net positive suction head available at the pump inlet is 7 ft of head.So
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ME 322 Worksheet Introduction to Compressible FlowWinter 20071. A two-liter cylindrical tank, 10 cm in diameter, has a piston that fits perfectly. The piston does not leak, and there is no friction between the piston and walls of the tank.Wx
Portland - ME - 322
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Portland - ME - 322
Obstruction-Type Flow MetersME 322 Lecture Slides, Winter 2007Gerald Recktenwald January 30, 2007 Associate Professor, Mechanical and Materials Engineering Department Portland State University, Portland, Oregon, gerry@me.pdx.eduOverview of Flow
Portland - ME - 322
EAS 322Quiz 1 Solution30 January 2007The two tanks in the following sketch are very large. As water drains from the large tank to the lower reservoir the elevation of the free surfaces z1 and z2 change very, very slowly.z1 D LApplying the en
Portland - ME - 322
Head Loss non-Circular DuctsME 322 Lecture Slides, Winter 2007Gerald Recktenwald January 25, 2007 Associate Professor, Mechanical and Materials Engineering Department Portland State University, Portland, Oregon, gerry@me.pdx.eduHead Loss in a H
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Matching Pumps and SystemsME 322 Lecture Slides, Winter 2007Gerald Recktenwald February 20, 2007 Associate Professor, Mechanical and Materials Engineering Department Portland State University, Portland, Oregon, gerry@me.pdx.eduOverviewLearning
Portland - ME - 322
ME 322Final Exam20 March 2007(revised 26 March 2007)Print Your Name:Sign Your Name:This exam booklet contains 1. This cover sheet. 2. A short list of potentially useful formulas and data. 3. Four multiple choice questions. 4. Five word pro
Portland - ME - 322
ME 322 Worksheet Moist Air PropertiesWinter 2007Goal: nd the values of (T, ) to complete the following table T = 10C 0.30 0.50 0.70 0.90 1.00 0.00726 (T, ) T = 20C (T, ) T = 30C (T, )cen84959_ap01.qxd 4/27/05 2:59 PM Page 890890 TABLE A4Sat
Portland - ME - 322
ME 322 Worksheet Application of the continuity equationA two-dimensional vector eld is given by V = x u + y v where e e u= and K is a constant. Ky x2 + y 2 v= kx x2 + y 2Winter 20071. Does this eld satisfy the incompressible continuity equation?
Portland - ME - 322
Head Loss in Pipe Flow Major and Minor LossesME 322 Lecture Slides, Winter 2007Gerald Recktenwald January 23, 2007 Associate Professor, Mechanical and Materials Engineering Department Portland State University, Portland, Oregon, gerry@me.pdx.edu
Portland - ME - 322
Gas Vapor Mixtures and Air-ConditioningME 322 Lecture Slides, Winter 2007Gerald Recktenwald March 13, 2007 Associate Professor, Mechanical and Materials Engineering Department Portland State University, Portland, Oregon, gerry@me.pdx.eduOvervie
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ME 322Midterm Exam13 February 2007Print Your Name:Sign Your Name:This exam booklet contains 1. This cover sheet. 2. A short list of potentially useful formulas and data. 3. Four multiple choice questions. 4. Five word problems of slightly i
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ME 322, Applied Fluid Mechanics and Heat Transfer Winter 2007 MYO Problem 9.13 Gerald RecktenwaldGiven: Tabulated data from pitot probe measurements in a boundary layer. Dynamic pressure measurements are made with a water-filled, U-tube manometer. y
Portland - ME - 322
EAS 322Quiz 130 January 2007Print Your Name:Sign Your Name:This exam booklet contains 1. This cover sheet. 2. A single question. Do not open the exam booklet until you are instructed to do so. You will have 20 minutes to complete the quiz.
Portland - ME - 322
ME 322 Worksheet Friction Factor CalculationWinter 20071. Use the Moody chart to find the friction factor for these conditions a. Re = 5.5 106 , /D = 0.003 b. Re = 40, 000, /D = 0.006 2. For a particular pipe flow problem, f = 0.04 and /D = 0.00
Portland - ME - 322
Portland - ME - 322
apor in air be treated as an idealessure?compare the enthalpy of water with the enthalpy of water vapor atdeterminedAndy and temperature, wear glasses. On a cold 1422C Andy and Wendy both total pressure, and thecold 1422C when the Wendy both we
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Introduction to External Flow ME 322 WorksheetWinter 2007Consider the poor-student's &quot;wind tunnel&quot; depicted in the sketch below.1.5mV1. What is Re L if the car is moving at 10 MPH, 30 MPH, 60 MPH? 2. What is the boundary layer thickness at t
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Caltech - MATH - 112
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Caltech - MATH - 112
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Toby BartelsMATH 149 C2005 April 45.22 LetYbeb(72, 1 ). 3ApproximatePr (22 Y 28).1 3Following Example 5.4.2,Z := Y - 72 1 2.q1 272 =1 31-1 31 = 4 (Y - 24)has approximately a normaldistribution with vani
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Toby Bartels 5.33MATH 149 C2005 April 13 Let Xn denote the mean of a random sample of size n from a gamma distribution with parameters = n - )/ Xn is N (0, 1). &gt; 0 and = 1. Show that the limiting distibution of n(XFor a gamma distribut
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Toby Bartels 8.11MATH 149 C2005 May 25 Prove that X , the mean of a random sample of size n from a distribution that is N (, 2 ), &lt; &lt; , is, for every known 2 &gt; 0, an ecient estimator of .he vrine of eh oservtion Xi is Var [Xi ] = 2 Y sine
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Toby Bartels 7.31MATH 149 C2005 May 18Let X1 , X2 , . . . , Xn denote a random sample of size n from a distribution with p.d.f. f (x; ) = x-1 , 0 &lt; x &lt; 1, zero elsewhere, and &gt; 0.a Show that the geometric mean (X1 X2 Xn )1/n of the sample
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Toby Bartels 6.4MATH 149 C2005 April 27Let X1 , X2 , and X3 have the multinomial distribution in which n = 25, k = 4, and the unknown probabilities are 1 , 2 , and 3 , respectively. Here we can, for convenience, let X4 = 25 X1 X2 X3 and 4 =
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QuizMATH 149 C2005 May 24Consider a Poisson distribution with unknown mean . Calculate I(), the Fisher information for in a random sample from this distribution. [I won t make you calculate the ^ ^ maximum likelihood estimator , much less make
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QuizLetYbeb 400, 1 5MATH 149 C. Compute an approximate value of2005 April 5Following Example 5.4.2,Z := Y - 400 1 5.q400 1 5Pr (100 &lt; Y ). 1-1 5= 1 (Y - 80) 8199 2 .has approx-imately a normal distribution
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4(2t - 5) = 4(t + 6) 4(2t - 5) =
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5x - 3y = 1 y 5x -3 y 5x - 3y = 1 -3y = -5x + 1 1 5 y = x- 3 3 5/3 y (0, -1/3) y x 0 5(0