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# final - FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING...

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FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING 2002 ECSE 2410 SIGNALS AND SYSTEMS, SPRING 2002 FINAL EXAM (3 hours) May 6, 2002 Check One: Sect. 1 10am (Wozny) Sect. 2 12:30pm (Desrochers) NAME: __________________________________________ Sect. 3 2pm (Wen) Do all work on these pages. Tables will be handed out separately. Four pages of crib notes allowed. Calculators allowed. Label and Scale axes on all sketches and indicate all key values PART I Problem Points Grade 1 8 2 8 3 10 4 9 TOTAL 35 Total Grades for Final Exam: Grades for Points Score Part I 35 Part II 32 Part III 33 Total 100 1. A linear continuous time-invariant system has the output y ( t ) when x ( t ) is the input. Both are sketched below 1

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FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING 2002 a.) Sketch the response (t) y a , to the new input ) ( t x a . Label the amplitude and the time scale. (3 pts) b.) Sketch the response (t) y b , to the new input ) ( t x b . Label the amplitude and the time scale. (5 pts) 2
FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING 2002 2. Given x ( t ) and y ( t ) shown below a.) Sketch z ( t ) = x ( t ) y ( t ), the product of x ( t ) and y ( t ). Label all amplitudes and the time axis. (3 pts) 3

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FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING 2002 Problem 2 (continued), b) Sketch y(t) * x(t) = w(t) , the convolution of x ( t ) and y ( t ). Provide a detailed sketch. Label the amplitude and the time axis. (5 pts) 4
FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING 2002 3.

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final - FINAL EXAM ECSE 2410 SIGNALS AND SYSTEMS SPRING...

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