221_2010_Makeup_Spring

221_2010_Makeup_Spring - (b Find the zero input response of...

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North South University Spring 2010 Makeup Mid 1 Course: ETE/EEE-221/383 Secs. 1+2 Time: 75 min Marks: 25 Answer all of the following questions 1. Consider a power signal x ( t ) = 1 . 5 * rect ( t - 1 2 ) whose period is 2 π . Sketch the signal and calculate its power. 3+4=7 2. (a) Consider a system described by the ODE ( D 3 + 5 D 2 + 8 D + 4) y ( t ) = x ( t ) Find the characteristic modes of the system.
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Unformatted text preview: (b) Find the zero input response of the system if y (0) = 1 , ˙ y (0) = 0 , ¨ y (0) =-1. (c) What would be the zero state input of the system if it is driven by an input x ( t ) = 4 δ ( t-2)? 3+4+5=12 3. Sketch the convolution of the signals x ( t ) = u ( t + 1)-2 u ( t ) + u ( t-1) with rect ( t/ 2). 6 1...
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This note was uploaded on 06/08/2010 for the course ETE ETE 221 taught by Professor Adm during the Spring '10 term at North South University.

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