Question

Topic 4: Thévenin and Norton Exercise 4.2: Thévenin and Norton Equivalent Circuits 1 Find the Thévenin and Norton equivalents (between terminals A and B) of the circuit shown below. You must submit answer(s) to the exam question before other options can be enabled. Enter your answers in the text boxes and click on the Submit button. Please DO NOT USE THE BROWSER'S NAVIGATION BUTTONS (Back and Forward) in the Exam mode; it may lead to unpredictable results. To get a perfect score (100), the accuracy of your answer(s) must be 1% or better. Submit Equation Solver * A+) Your solution: V V th = RTH = OB-) IN = < © PMCL Version 2.0.0

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Answer 1

Voccer Uth ORG) using mesh analysis, Let mesh currents be es, es, & i respectively, from mesh o, i = -6A 0. y KVL in mesh ③ -9 + 3314 + 632 (12-13) = 0 651, -32.13 = 9 → @ .by KUL in mesl ;. "misfig. 4 (ig-ii) + 32 ( ig-12)+lig = 0 – 41, -3212 +47i3 = 0 -:-46-6) – 32 +47i3 = 0 (o: from :-321, +47 13 = - 24 → 1-6 T Scanned with CamScanner

by solving eqs Q &@ we get @ *; 6siz-zeig = 9 9 x ) = 1 + x + 1 ) = -4-5) : 6572-32ig = 9 tsin + () = add (+) -32i3+ (67465) 6 = 9 - Center 3 * 4+x I-32 63.46875iq = -39.75 = -0.6262 A from ④, 6512 = 9 + 3213 943213 9+32(-0.6262) 65 in -0.1698. A Vancor) ke = mg = "* [no/6260] VH cs Scanned with CamScanner = -6.8.882 volts

finding Rih : (08) RN s.cxcurrent source o.c village source. . 33 S t . Rth (or) RN OB 321 T 103 € RH Loß. AL QA = [4+ 60123] | 33X32. 33+32 = (4+ 16:2461)1111 - (20:2461) || 11 20.2461x91.1 I 20-2461+11 = 7.1275 m Rw = Rth Scanned with CamScanner

finding (In ker se Using mesh analysis, from mesh Ó 2 by KvL in mesh @ se –9+ 33 iz + 32 (12-13) =0 6512 -3zig = 9 → ... by KVL in mesh , 4 (13-1) + 32 (iz-iz)+0=0 -41; +32|2+3613 = 0 -466) -3212+36 iz = 0 . (from 0 ) -3212 + 36 13 = -24 → by solving ess ① 2 ③ we get ig = -0.3373 A cs Scanned with = -0.9665 A CamScanner

IN (68) Ise = iz IN (OV) Isc = :-0.9665 A j Thevinin es? Circuit 1. Rth = 7.12754 Vth =-3656 i Norton eq? ckt مونه ERN = 7.12750 -0.945A OB cs Scanned with CamScanner