Fall_2007_test3 - Test # 3 EEL 3111:: Fall acct _ Dre....

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Unformatted text preview: Test # 3 EEL 3111:: Fall acct _ Dre. Sriaaetava a Jordan "ficfilllfiflfifl‘fl We __________________________ __ ' _______________ __ Last Name I First Name Secticn # {l} Acetate-,1" each cf the fallcwinlg queaticna in the space pmvided. 5 :[a] t'jitrea: "l? = {2|} +j3fl} VI, I = [12 +jfi} A, S = (.42.!) +j2fil-U'). VA. Which cf the rahcve quantities are phase-rs? Give their phase angles. Tl L 1 M WEBER WV: 56,?L‘36Lgfi'gfiwa QM“:- rE : 15.41 Lié-gtfifll 91‘ 1‘16'6 5 '{hjl What is the phyalcal significance cf reactive pcwerl' I Bleak W wee. Eat: 7h} M jyuw 5 [c] Given twc ainuccida v1{t}= lflccatlflflflat + 30'“) V and WU.) = Eflainflflflflm - 3D”) V, by hcw than},r ceccndc {ices vl lead #2? . U c1 Q : EFL? E} :_ “Ba—9c -‘—_"‘l1" 1: t 2: 13:5; T 21? ' T' _ he = — 'e'Ieaa-we. “335" - .- b m: :— —* 5 (d) What is the equivalent impedance cf an inductcr in parallel with a capacitci' at the reacnance frequency? {L ES 2%“: '31—" {2} Ccneidet the netwctit with a lid-Ha vcltage ecutce ehcvm helcvv. it} {a} Aaeume EL = 3t] fl. Find the equivalent admittance Yiq seen by the aeurce. Give vcut answer in the rectangular fcnn. re.- .. II ‘.~.."_ J35:- -_j1c: 5c? M :— vfl‘ “fist fig @1- ilatht ‘U in {b} Let 2L = [3D +j}{i.} {1. Per what value cF‘XL will-the curt-cut is be in cltaee WithvsT ] I l I *-"" +' _ + I" : Ct W‘ JEG "JP-e 35+J><L J J ._. In {*é—E‘Pfi + 3': JxL—i—gzfl ‘5 cc? +‘XL x. 55:? 1-5? Cicece—i-EL ‘2. Clara 4- XL :7. ’85-“ >41“. = 3 ._t'L 36L 0 5 {c} Fi'cut the result cf part Ifin can vcu ccnclude it” 24, la inductive cr capacitive? Hctv find the ccrueapcnding inductance ct capacitance. - Imlgfifii‘mt L: ..E:v—._._ :- ?_clr .i—T'Eca ' 2 (3] Shem believe ie enflfl eiteuit in :F1:equene;.r domain. J 2 G V Jame 1320.11. i; I (t +J1)P 29.11. Eerie. “Gian “'12, 1'. Yen are asked te use anyr methed to find the current pheeer Is. 5 {a} State brieflyr which method yen eheee and why? Source Tmmefirwuffieems 4D "HT-a Cime cane-{CFEWBgH 5 {h} Write all the independent equetiene you need and number each ene ef'them. De net simplify them in this part. “JP—c2) :2. Q5? +3 11:23-41"?— Qefliafizw: 'C’FJ‘eDJ‘“ Qt)"; pf ll (IDFJtcr-Dfl-z—J'? 2C3ZFGV£C (tee-31¢}; 11] {e} Solve the above equetiene and find I5. CONTINUED ------ -- _ 5 {:1} Ge heel: te the eriginel eireuit end-neing the results ef pert {e}, find 1.3 by applying the eiu-rent divider fennule'euhe upper nede. ' m _ I I. “J2? . %'—‘- 3-[ ice—3‘20] m 1L=Gr5ew59 ‘3‘ [4} all 240-1.: Erma} Ell-Ha aauraa ptavidaa pawat ta thraa laatla can aaatatl in parallal. Laati 1: HS RIVA @ llfi pf (lagging) Land 2: 24 kW @fl.3 pfnfiiaadiitg} 6" Load 3: 3D kVAR. @119 pf {lagging}: .A W iii {a} Find tlta tatal aamplaa FDWEI.‘ pravidatl by the aauraa. (Hint: Uaa pawar triangle} a = caa‘aa = Sara" P. t c, _ L .__ Fl . ~—~l _ S _ _ _. l-aHJ Bl: _'Cg-a aura -— '- 35*33a .2 . Grip:- 5" 93 : Cali-Fiflrc‘t : 2.513%; 2 Q =53’35KVH 3 actual, 3 —~ fiat—5+3 ~.-. lagsaaf-I— 3a é—Zét%3+ t E‘BEEALS-jq at: 5:631 5—.SS'+ 324—3.) lava; =qa_:} Gary-g lama 1i} {1:} Find tht: itittti intpadglltaa {in rectangular farm} and pi' seat: by the attttraa. s = #5... 5-; g: '22". C28,? Vila? Liqrflfi 0.5136" 4+ lit-5‘55 an“ ":(a- 565' +_) o. ng'THJL 5 {a} Ettppaaa a aapaaitat ia aanaaatad in parallel with the laada ta bring tlia pawar factor to Li]. What would ha 111:: new EMS cat-rant in“. in the source? N? it ...
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This note was uploaded on 07/10/2011 for the course EEL 3113c taught by Professor Staff during the Spring '11 term at University of Florida.

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Fall_2007_test3 - Test # 3 EEL 3111:: Fall acct _ Dre....

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