practice exam 1

practice exam 1 - ASEN 3300 Written Exam#1 22 February 2006...

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ASEN 3300 Written Exam #1 22 February 2006 Akos/ Hoehn ASEN 3300 Spring 2006 1 NAME:________________________________ LabStation:_________ Written Exam #1: WEDNESDAY, 20 February 2006, 3:00 – 3:50 pm, ECCR-200 Allowed Aids: 2 double-sided pages of notes, equations, etc. (i.e., 4 single-sided pages) Calculator, pen/pencil, eraser, watch. Closed Book , closed notes (other than above 4 pages), no team work. On my honor, as a University of Colorado at Boulder student, I have neither given nor received unauthorized assistance on this exam. sign here: __________________________ ________________________________ See CU Honor Code web pages: http://www.colorado.edu/academics/honorcode/ http://www.colorado.edu/academics/honorcode/Faculty.html . Please check all problems first – easier ones may be in the back as well Grading Sheet 1) Satellite Power System (equivalent circuits) 20 Pts a-e) Resistors, Current, Voltage, Equivalent Circuits 15 pts f) Super position 5 pts 2) Charging / Discharging 16 Pts a-c) Charging and Discharging 11 pts d-e) Inspection 6 pts 3) AC Signals 14 Pts a-b) Signal in time domain with diode 7 pts c-e) Vp, Vpp, Vavg, Vrms, dBV 7 pts 4) Fourier Transform 20 Pts a) True/False 10 pts b) Harmonic Components 10 pts 5) Frequency Response and Filtering 20 Pts a) Waveform sketch – time domain 4 pts b) Waveform sketch – time domain 4 pts c) Filter design 6 pts c) Magnitude and phase response 6 pts 6) Operational Amplifiers 10 Pts a) Design and circuit 8 pts b) dB power 2 pts Total 100 Pts
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ASEN 3300 Written Exam #1 22 February 2006 Akos/ Hoehn ASEN 3300 Spring 2006 2 1) Satellite Power System (superposition and equivalent circuits) Your satellite has solar cells (modeled as a I SA = 2 Amp. constant current source during day), which provide power to recharge the battery (V batt = 12V) and to power various satellite electronics packages (R 1 = 24 Ω , R 2 = 36 Ω ), as well as the payload (R PL = 3 Ω ). The battery has an internal resistance of 0.2 Ω , while the line resistance to the various satellite systems is R o = 0.2
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This note was uploaded on 04/27/2009 for the course ASEN 3300 taught by Professor Akos,denni during the Spring '09 term at Colorado.

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practice exam 1 - ASEN 3300 Written Exam#1 22 February 2006...

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