dec5_1 - E245B REVIEW Session 12/5/01 Final in Class,...

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E245B REVIEW Session 12/5/01 Final in Class, 12/5/01 You cannot bring homework or review solutions to the final. Only two cheat sheets with formulas or small notes. Problem 7.28 Find the frequency domain voltage V 0 as shown. j10 6 + - -j2 V o + 10 -90°V _ Suggested Solution 0 (10 90 )(10 90 ) 10 90 10 53.1 6 3 10 10 53 j VV jj −° ° =− ° = ° −+ ° Problem 9.13 Calculate the average power absorbed by the 1- resistor in the network shown in Fig. P 9.13 12 0 ° V j2 2 -j3 I 1 Figure P9.13 1 Suggested Solution
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Therenin’s Equation j2 2 12 0 ° V + _ V OC Z TH -j3 2 12 0 [ ] 22 24 0 8.49 45 224 5 3( 2 / /2 ) 44 9 0 3 3 3 2 45 3 1 1 5 (1 2) OC OC OC TH TH TH V j VV V Zj j j Z jj j j j j = + == =− + + + + + − + =− Ω o o o o o o o -j2 1 8.48 45 ° V 1 I P R =I 2 R/2 8.49 45 8.49 45 30 22 4 5 11 ( )(3) (1) 4.5 R I A j PI R W −− === = oo o o Problem 9.37 Calculate the rms value of the waveform shown in Fig P 9.37
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v(t) (V) 4 0 12 4 ' 35 6 t(s) Figure P 9.37 Suggested Solution 22 01 23 2 1 1 [( 4 ) ( 84 ) ] 4 11 6 6 4 1 6 64 | 1.63 43 2 3 rms I t dt t dt tt tV =+ æö + = ç÷
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This note was uploaded on 10/12/2009 for the course ECE E 245B taught by Professor Uftureli during the Fall '01 term at Stevens.

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dec5_1 - E245B REVIEW Session 12/5/01 Final in Class,...

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