University of Waterloo Department of Electrical & Computer Engineering E&CE 231 Final Examination - Spring 2000 Aids: Formula Sheets (attached)‚ Scientific Calculator Time Allowed: 3 hours Exam Type: Closed Book Instructor: C. R. Selvakumar Date: August 10‚ 2000 Max Marks: 100 Instructions: Answer all questions in PART-A and any two questions in full from PART-B. State your assumptions clearly. Be concise‚ precise and clear in your answers General assumptions to be made when not
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EECE 352: 352 PN Junctions Peyman Servati y Outline • • • • Diffusion and drift currents Current continuity PN Junctions Diodes‚ photodetectors‚ solar cells Diffusion of Electrons Movement of electrons and holes (charge carriers) results in ( g ) conduction in materials. Electrons and holes in solids move based on Brownian motion (random walk). In this random movement‚ electrons effectively move from a movement location where the concentration is higher to where the concentration is
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20.1 18.5 25.9 29.7 28.7 Age‚ yk 125 119 83 85 99 117 69 133 154 168 Tree‚ k 11 12 13 14 15 16 17 18 19 20 Diameter‚ xk 14.5 20.3 26.2 30.5 23.4 21.6 17.8 27.2 23.6 20.8 Age‚ yk 61 80 114 147 122 106 82 88 97 99 ¯ (a) Treating the trees as a simple random sample‚ estimate the mean age of trees in the stand Y ‚ with a variance estimate‚ 95% confidence interval‚ and RSE. Comment on the quality of the estimate. (b) Draw a scatterplot of these
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910-410-1700 or 910-276-3331 Advising & Scheduling June 11 – June 14‚ 2012 Schedule of Classes – Fall Semester 2012 Fall 2012 Scheduling for Currently Enrolled Students: Mon – Thu‚ June 11 – 14 New Student Scheduling for Fall 2012‚ 2:30 p.m. – 5:45 p.m.: Wed‚ June 20; Tue‚ July 10; Wed‚ July 25 August 13 – 14 August 15 – 16 August 17 August 20 August 20 – 22 August 29 September 3 September 4 September 25 September 26 October 2 October 8 – 9 Monday – Tuesday Wednesday – Thursday
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INSTRUCTIONAL MANUAL IN ALTERNATING CURRENT CIRCUITS An Instructional Manual Presented to the Faculty of the Graduate School Western Institute of Technology La Paz‚ Iloilo City In partial fulfillment of the Requirements for the Course EGC 600 – RESEARCH by Engr. boysie t. tejada March 2012 INSTRUCTIONAL MANUAL IN ALTERNATING CURRENT CIRCUITS An Instructional Manual Presented to the Faculty of the Graduate School Western Institute of Technology La Paz
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Carboxen™ 1000 adsorbent in the MAE extract. After vigorously shaking for 30 min‚ the NAms were then desorbed by treatment with 200 lL of dichloromethane. A 10 lL aliquot was determined by gas chromatography with chemical ionisation mass spectrometry (GC–CI-MS) using the selected-ion-storage (SIS) mode. The limits of quantitation (LOQs) were 0.03–0.36 ng/g. Preliminary results revealed that NDMA was present in the highest concentration‚ ranging from 0.8 to 3.2 ng/g. Ó 2012 Elsevier Ltd. All rights reserved
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August 24‚ 2012 Case Study 2: Web Search Using Text Retrieval Conference (TREC) Algorithms Student’s name: ABDELAZIZ KHALI Professor’s name: MELANIE HOWARD Course: CIS 106 Case Study 2: Web Search Using Text Retrieval Conference (TREC) Algorithms Due Week 8 and worth 50 points In software engineering‚ one can find various life cycle models. Some examples include the waterfall model‚ agile processes‚ and
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Procedure Twelve zebra finches were separated into three rearing conditions 4-5 days after hatching. Four zebra finches with an equal distribution in gender were randomly assigned to the three different rearing conditions; biparentally reared‚ maternally deprived‚ or paternally deprived. For the following 115 days‚ the interactions between parental and offspring behaviour was recorded. On PHD 30‚ 90‚ and 120‚ baseline blood samples were taken within five minutes of entering the laboratory room. Corticosterone
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Course Staff Instructor: Dr. Hamid Rategh Email: hamid@smirc.stanford.edu Office Hours: MW 2:15-3:15PM @ CIS-126; Phone: 725-8313 TA: Mehdi Jahanbakht and Deji Akinwande Email: ta314@smirc.stanford.edu Office Hours @ Packard 106 Sunday 3:00 – 3:30 pm (for SCPD students only) Sunday 3:30 – 5:00 pm Thursday 5:00 – 6:00 pm Course Administrator: June Wang Email: june@stanford.edu Office: CIS-203 Phone: 725-3706 2 Hamid Rategh Stanford University EE314 HO#1 TA announcements Class URL
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Biophysical Ecology Abstract: There are many patterns that can be observed throughout our environment. In this experiment‚ the temperatures of organisms in a biophysical environment were analyzed to see if a pattern could be recognized that was related to the behavior of an ectotherm. An ectotherm is an organism that relies on the environment to regulate its body temperature. Organisms such as Pseudemys (turtles) and Lacertilia (lizards) are examples or ectotherms. After arriving at Maxcy Gregg
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