Question

2. Find a Thevenin equivalent for the circuit shown below + Vg 3 is R3 M •Ri R2 Ig RL & The element values are: Rp = 0.51; R = R3 = 12; V, = 2V and I, = 1A. DENE ASSOT atriebling at alle det et bi bis dread widts tri antolapasgetlosbou add svo bas told grado baravillabolatos ad tad var baravog suso dhe

Answer 1

open An and find Vorl= Uh). for uthin 20 3 Vi Va is Ou OSA şim from the circuit is = you = Vo Apply nodal analysis at Ná [super node analysis - 1 va Uth - VG + 3in + 1 = 0 0.5 zva + 3b + UH-Vb+1=0 +1=0( Visi o 2 Va+216 + Uth = -1 By KUL V = 2 + va -Vat Uth = 2 Apply nodal analysis at vi - 3 is + + Ugova T -32 + y + Vb-uth = 0 -vb - Uth=0 solue 0,53 Va=lv, y = -30, h = 30 VA - 3v For Rthe find Isa

Vb un Va 3 A Isc 0.50 IA is Vy = مئ 5 . By KUL Ve=2+ va Va = - 2ut Ve zou) Apply nodal analyse +3ig + V Vyro + 1 at va - 3 Ug + 2 Ug = 02 Ug = ou=is Apply nodal analysis { super mode analysm] Isc tlt og - 25 + 3 is + Isc + + 0-4 +0=0 Isc = 3A Vih 3 Rh= Isc Rihan Rth RL 3 v

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