Exam3SolnSP04

Exam3SolnSP04 - SP “>34 ‘ . i “K V!‘ i, y s I,...

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Unformatted text preview: SP “>34 ‘ . i “K V!‘ i, y s I, 5, i: {I ,z 12 TV 0 V. A (b \/ i E i .4: N :l H (MOO :: a? iii M w ,‘ 355301. Exam 3 go‘ns 39064 €5,303. {warm 307071 (a) 931(75) = cos(4t). Plot the magnitude of the DTFT of 3:1[n] = 3:1(nTS) for Ts = 2%. ' 4 (b) 3320:) = 311175;). Plot the magnitude of the DTFT of x2[n] = 3:2(nTs) for Ts = $46}. ; Sin(4t) . - 27r (0) $303) 2 Wt . Plot the magnitude of the DTFT of $3 = 3:3(nTs) for Ts : E. sm(4t) . » 21r (d) 51:4(t) = Wt . Plot the magnitude of the DTFT of :54 = 9:4(nTs) for Ts = —8—. sm(4t) , I 2W (e) 335 (t) = m . Plot the magnitude of the DTFT of $5 = 3:5(nTs) for T5 = F. sin(4t) 7rt }. Plot the magnitude of the DTFT of $6 = 336(nTs) for T3 = (f) an) 2' %{ (g) 3:7(t) = % {5113315) } Plot the magnitude of the DTFT of 337 = x7(nTS) for T8 = 2575. . 2 (h) ms (t) = {81117530} . Plot the magnitude of the DTFT of (138 [n] = mom) for Ts = fi—g. . 2 . (i) .739 (t) z . Plot magnitude of the DTFT of $9 = 239(nTS) for Ts = [ ' . 2 (j) A$10(t) = t {81:52:10} . Plot magnitude of the DTFT of $10 = $10 (nTs) for Ts = 3—1. 2 (k) x11(t) = {smilfl } . Plot magnitude of" the DTFT of $11M] = m11(nTs) for Ts 2 %. 7r . Sim-gt) 2 ' (Wt/LT; (6) (1712(75) = { mg } cos()6t). Plot magnitude of DTFT of x12[n] = $12 (nTs) for T3 = 42"], w (it? . 3 «Q . 4 2 (m) 33130:) 2 {81:2 15)} cos(6t). Plot magnitude of DTFT of $13 = $13 (nTs) for Ts = i—g. (n) 3314 (t) = { smft) } {813530 Plot the magnitude of the DTFT of @412] .= 51:14 (nTs) _ 7r for T5 = 21—785. (0) (1015 (t) = {sulfa } >|< {81116515} }, Where * denotes convolution. Plot the magnitude of 7r 7r the DTFT of x15[n] : 3315(nT3) for Ts = 2-871. A_;\‘E , 2 a Tm ...
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This note was uploaded on 02/19/2012 for the course ECE 301 taught by Professor V."ragu"balakrishnan during the Spring '06 term at Purdue.

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Exam3SolnSP04 - SP “>34 ‘ . i “K V!‘ i, y s I,...

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