ELEC 221 Study Materials
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Electrical Engineering > FINAL EXAM
ELEC 221 Signals and Systems Final Exam
THE UNIVERSITY OF BRITISH COLUMBIA Department of Electrical and Computer Engineering ELEC 221 – Signals and Systems Instructor: Dr. Joseph Yan Final Exam for April 17, 2018 Three Double-sided 8.5”x11” sheets of note...
Electrical Engineering > FINAL EXAM
ELEC 221 Signals & Systems FINAL EXAM
ELEC 221 18W1, Signals & Systems Final Exam, December 19th, 2018 1 of 9 Instructions Failure to follow any of the instructions below will result in a zero-mark for your exam. No appeals or excuses will be entertaine...
Electrical Engineering > QUESTIONS & ANSWERS
ELEC 221 Signals & Systems EXAM SOLUTIONS
1. “Short” Answers: a) (6pts) For 𝑥𝑥(𝑡𝑡) = 3 − 2cos �83𝜋𝜋 𝑡𝑡� + cos �35𝜋𝜋 𝑡𝑡 − 𝜋𝜋4�, determine the fundamental frequency 𝜔𝜔𝑥𝑥 and compute the complex exponential Fourier coefficients {Xk} as well as the power, 𝑃𝑃𝑥𝑥. 𝜔...
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