ECE-350 Midterm: ECE 350 Boise State Exam2 Solutions s09

• School: Boise State University
• Department: Electrical and Computer Engineering
• Course: ECE-350
• Professor: All

Document Summary

One 8 x 11 sheet of notes, and a calculator are allowed during the exam. Write all answers neatly and show your work to get full credit. A calculator is allowed during the exam, but should not be needed. Ece 350 exam 2, spring 2009 page 1/5. 1 april 2009: (a) (10 points) determine the (exponential) fourier series for. Name:_solutions___________________ x(t) = 3 - cos(2t) + 2sin(6t) - cos(9t) 0 = 1 = lcd of 2, 6, 9. 6 what are the fourier series coefficients of y(t) (call them bk)? (c) (10 points) sketch the magnitude and phase of ak versus . Ece 350 exam 2, spring 2009 page 2/5. Why or why not: (10 points) determine the value of y(t) for this system when the input is yes causal, the u(t) assures h(t)=0 for all t<0. x(t) = e-3tu(t) by convolving x(t) and h(t).