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Examination 1 Spring 2020 ECEN 3250 Name: ____________________________________________ Instructions: This is a 50 minute in-class exam. The exam is closed book. You may use one page crib sheet. You may use a handheld calculator. You are on your honor not to consult with other people. Show all work: partial credit will be given, but no credit will be given for answers without supporting steps and derivations. Please write your name above, sign the honor code statement below (you must sign...

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ECEN 3250 f19_exam1s Boulder

1. [45 pts] In the circuit shown in Fig. 1, the Zener diode parameters are: Vz = Vzo = 4 V, r:= 0, IZmin = 0. When the diode is forward biased, the constant-voltage-drop (VD = 0.7 V) model applies. IR R 1 ΚΩ Iz Vcc + 5 V + VOUT TOUT Figure 1: a) For the following three values of louT, find the diode operating region: on (forwardbiased), off (reverse-biased), or breakdown, and solve the circuit to find Vour and IR: a.1 [10 pts] IoUT = 0 mA Breakdown Vout = Vz =4V TR= Fz = (Vce-V...

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ECEN 3250 f16_exam1s 2 Boulder

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1. [30 pts] In the circuit shown in Fig. 1, Zener diode parameters are: Vz = Vzo = 6V, r- = 0, Izmin = 0. When the diode is forward biased, the constant-voltage-drop (Vp = 0.7 V) model applies. IR R 12 VCc 9V Figure 1: + VOUT LOUT For the following three values of Iour, find the diode operating region: on (forwardbiased), off (reverse-biased), or breakdown, and solve the circuit to find VoUT and IR: a.1 [5 pts] IoUT = 0 mA Breakdown Vout = Vz = 6V IR=Iz= Vec-Vz= 3 R a.2 [5 pts] I...

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ECEN 3250 exam1s-fall06 University of Colorado, Boulder

exam1s-fall06 University of Colorado, Boulder ECEN 3250

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CHE343 F18 Exam 1 questions and answers

CHE343 Exam 1 October 2018 Name:_____________________ Uniqname:___________________ 1 Show all work. Points will be deducted if steps leading to answers are not shown. Clearly state all assumptions and approximations. No outgoing messages/information of any kind are allowed during the exam. You must use the given stream numbering and notations in the problems (no points given if different numbering/notations are used). Report all answers with three significant digits. You are allowed to use...

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CHE343_F19_HW2_assignment Homework #2 Professor Peter Tessier CHE 343 - Separation Processes,

Homework #2 Professor Peter Tessier CHE 343 - Separation Processes, Fall 2019 Due: Wednesday, September 25 at midnight (11.59PM) Instructions: Show all of your work and make sure all problems are legible and clearly identified. Each problem is worth 10 points. Problem 1. (3.D7) A continuous, steady-state distillation column is fed a mixture that is 70.0 mol% npentane and 30.0 mol% n-hexane. Feed rate is 1000.0 kmol/h. Feed is at 35 oC. Column is at 101.3 kPa. The vapor distillate product ...

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MSE 220 Exam 2

University of MichiganSchool name MATSCIE 220 MSE 220 Exam 2 Winter 2020 Name = Discussion Section = "I have neither given nor received aid on this exam, nor have I witnessed any violation of the Honor Code." Signature = Page 1 = / 20 Page 2 = / 14 Page 3 = / 21 Page 4 = / 26 Page 5 = / 19 Total = /100 This study source was downloaded by from CourseH on :25:23 GMT -05:00 (1)Refer to the Aluminum – Magnesium (Al-Mg) phase diagram; [ ] = pts a) [2] Define the line marked ...

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College of Science, BIO-MED, ID 121 COMPANA - Comparative Anatomy of Vertebrates

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De La Salle University College of Science, BIO-MED, ID 121 COMPANA - Comparative Anatomy of Vertebrates Doc. Rosita Roldan Gan ADAPTED FROM: POWERPOINT/LECTURE COURSE OUTLINE: LONG EXAM 2 1. Integumentary System (PDF) 2. Comparative Features of the Integumentary System 3. Vertebrae, Ribs, Sterna 4. Skull and Visceral Skeleton 5. Appendicular System 6. Muscular System REFERENCES Lecture PPTs and Recordings Comparative Features of the Integumentary System Fish Integument Epidermi...

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Biomedicine • Biomedicine

03_Laboratory_Exercise_1_7__DSP Laboratory Exercise System Response

Laboratory Exercise System Response Basic Principles: The frequency response of a Discrete-Time system is something experimentally measurable and something that is a complete description of s linear, time-invariant system in the same way that the impulse response is. The frequency response of a linear, time-invariant system is defined as the magnitude and phase of the sinusoidal output of the system with a sinusoidal input. More precisely, if

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Computer information systems • Computer information systems

Module 4: Activity No. 2 Exercises Problem on Trusses (Method of Section)

Module 4: Activity No. 2 Exercises Problem on Trusses (Method of Section) Name: CARANDANG, JOHN PATRICK Y. Student No. Problem: The Howe roof truss shown carries the given loads. The wind loads are perpendicular to the inclined members. Determine the forces acting on each members BD, BE and CE and indicate if tension or compression. Use the method of section. Draw the free body diagrams. H G B C D E F This study source was downloaded by from CourseH on :13:02 GMT -05:00 Solut...

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