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  • 2 Pages exam2005
    Exam2005

    School: St. Francis IL

    Course: PHYSICS 476

    Final Exam: Solid State Physics 476 Dec. 15, 2005 One cheat sheet, double sided. Point values are given with each question. Total exam is worth 90 points. 1. (a) How do you define a crystal structure? Are the choices you make unique? What is the d...

  • 3 Pages exam2006
    Exam2006

    School: St. Francis IL

    Course: PHYSICS 476

    Final Exam: Solid State Physics 476 Dec. 15, 2006 One cheat sheet, double sided. Point values are given with each question. Total exam is worth 106 points but I will mark it out of 100. Maximum mark will still be 100%. Duration: 2.5 hours. 1. Cons...

  • 2 Pages midterm2004_sol
    Midterm2004_sol

    School: St. Francis IL

    Course: PHYSICS 476

    Midterm Exam: Solid State Physics 476 Nov. 4, 2004 Solution guide. 1. Consider a hexagonal Bravais lattice. (a) What is the relationship between the lattice vectors (lengths and angles)? (2) Answer: If lattice vectors are a1, a2, a3 (I would also ...

  • 1 Page midterm2006
    Midterm2006

    School: St. Francis IL

    Course: PHYSICS 476

    Midterm Exam: Solid State Physics 476 Oct. 23, 2006 One cheat sheet, double sided. Point values are given with each question. Total midterm is worth 40 points with 4 available bonus points. 1. (a) What is a lattice? What is a Bravais lattice? Give...

  • 3 Pages final09
    Final09

    School: King's College London

    Course: PHYSICS 336

    Physics 361 Final exam December 7, 2009 answers in [[..] You may consult notes that you yourself have written. F.1 Comparing two metals, short answer Two free-electron-like metals, A and B, have a single valence ... density of electrons, the pair ...

  • 3 Pages MidtermSolved
    MidtermSolved

    School: King's College London

    Course: PHYSICS 336

    Physics 361 Midterm exam 10/26/09 Name: Please indicate your reasoning for your answers. You may consult notes that you yourself have written, but not the book or things that others have written. Test results Total scores: 24 23 22 22 20 20 18 18 ...

  • 2 Pages math 354 chapter 8-10 test
    Math 354 Chapter 8-10 Test

    School: Morehead State

    Course: MBA 500

    ... Road construction workers spend a lot of time in unproductive activities, like talking on cellphones, smoking and telling jokes. An actual study, using a stopwatch, was conducted at a construction site. A random check of workers revealed the f...

  • 2 Pages 731F11_EXAM1
    731F11_EXAM1

    School: Maryland

    Course: PHYSICS 731

    1. Rather than starting with a semiclassical approximation, a quantum mechanical approach to screening in the electron gas would first solve Schroedinger's equation and then determine the induced charge density from the resulting wavefunction ...

  • 1 Page finalsoln
    Finalsoln

    School: Maryland

    Course: PHYSICS 731

    1. Graphene consists of two interpenetrating 2-dimensional lattices A and B in the x-yplane:a. Identify the nearest-neighbor vectors ni and construct the k-dependent LCAOtight-binding Hamiltonian for single-layer graphene in a pz orbital basis. Yo...

  • 3 Pages Math 123 Finals Mass Tutorial
    Math 123 Finals Mass Tutorial

    School: McGill

    Course: BUSINESS 101

    ... eg x1 + x2 > 8 To turn this into linear equation, introduce slack variable, s1 → x1 + x2 +s1 = 8 OPTIMIZE USING SIMPLEX METHOD Example 1: Maximize z = 5x1 + 2x2 subject to: 2x1 + 4x2 ≤ 15 3x1 + x2 ≤ 10 x1, x2 ≥ 0 1) Turn these ine...

  • 2 Pages midterm_2012_sol
    Midterm_2012_sol

    School: University Of Florida

    Course: PHY 4905

    ... ε = ± ¯h2k2 2m∗ . Find the electronic part of the specific heat for the case when the Fermi energy is equal to zero. (You may need to use the fact that ∫ ∞ 0 dxln (1 + exp (−x)) = π2/12). [50 points] Following the same steps as in ...

  • 15 Pages Final Proposal Team All-In
    Final Proposal Team All-In

    School: Oregon

    Course: BA 352

    ... Program Description We the Springfield Education Foundation (SEF), located in Springfield, Oregon, are a non-profit organization that works alongside Springfield public schools to advance student opportunities and support educational programs ...

  • 1 Page Exam_exam_1_
    Exam_exam_1_

    School: Maryland

    Course: ACCOUNTING 221

    ... Answer question 2 on answer page 2. 2. a. (12 points) Calculate the average rate of change of 1 5 − = x y on the interval 1 ≤ x ≤ 2. 2. b. (12 points) Given 1 5 − = x y , find 1 2 2 = x dx yd . 2. c. (4 bonus points) What does your ans...

  • 2 Pages Exam_solutions_1_
    Exam_solutions_1_

    School: Maryland

    Course: ACCOUNTING 221

    ... x x dx yd x x dx dy x y 2. c. (4 bonus points) What does your answer to question 2 b) tell you about the graph of 1 5 − = x y ? At the point where x = 1, the graph of y is concave up. 3. a. (4 points) State the domain of the function ( ) ( )...

  • 2 Pages Exam_solutions_1_A
    Exam_solutions_1_A

    School: Maryland

    Course: ACCOUNTING 221

    ... x x x x xm x x x xm for x = –2, 1 x < –2 –2 < x < 1 1 < x m ′′ positive negative positive 3. a. (10 points) Given a company's Revenue function ( ) x x xR − + − = 2 400 500 , find the equation to express Marginal Reve...

  • 3 Pages Exam 1
    Exam 1

    School: UCSC

    Course: PHYSICS 156

    ... What is this thing called tunneling? How does it occur in a solid? How does that cause conduction?” In answering this question, you can assume that the questioner already knows about the discrete atomic levels (1s, 2s and so on). 3