102_1_midterm

102_1_midterm - 1 EE102 2010 Fall Midterm Signals and...

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1 EE102 Signals and Systems 2010 Fall Midterm Jin Hyung Lee MIDTERM Name: UID: You have 2 hours for 4 problems. 1. Show neat work in the clear spaces on this exam to convince us that you derived, not guessed, your answers. 2. Show your final answers in the boxes at the end of each question. Closed book. Closed notes. You can use one hand-written letter sheet for your reference. Problem Score 1 2 3 4 Total
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2 1. Linear Time Invariant System Determine the linearity and time invariance of the systems given below. (a) y ( t ) = x 2 ( t ) + x ( t - 2) + 3 The system is Linear True False The system is Time Invariant True False
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3 (b) y ( t ) = t R 0 x ( τ + 2) The system is Linear True False The system is Time Invariant True False
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2. Signal Operations A signal x ( t ) is as given below: -2 1 0 2 3 4 5 6 -1 -3 2 -1 0.5 2 x(t) 1 -0.5 (a) Decompose the signal into an combination of scaled Triangular and Rectangular func- tions. Write the expression for x(t) in the box. tri
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This note was uploaded on 12/13/2011 for the course EE 102 taught by Professor Levan during the Fall '08 term at UCLA.

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102_1_midterm - 1 EE102 2010 Fall Midterm Signals and...

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