Electronics short notes on kcl and kvl and network theorems., Summaries of Electronics

Download Electronics short notes on kcl and kvl and network theorems. and more Summaries Electronics in PDF only on Docsity! PQSICS CF ANALOG ELECTRONICS. _ TMPORTANT Points ON BASICS © . Analog elechonics pounced deals wibh paoblems covoling cemputabon of current magnitude , cossent alirechon and volxge . a Aq Analog ect basta tty. consists of 3 types of olevices C) Capacitoe Ci) Snductew (ili) Kesistov: only fesistoss . » Now basics of compu tahon of clevices consishn 4 of k From pig te) the A * Generally assent Piows 7 Plows Prom potenti’ te Lower highes gotenbal to lower potential) js from hignes = olenied . Va-Va= IR Peco Ven tx SR: 1k The. path clepined deteomiges i] ¥ The po Fae 6? . Fa () comparing coith, fig Ca). ) Comparing coith Pig Ce: > On Pigla) te clirechon a goth | 4 9a Pig too the ivection of goth | | and arssent Aiwechog ave same. te. @ bh © & Potenkal clrop - . Applicabor above concepE on cist given betes -° . db R ol ww t__ Vi mae NG Vy SE VB Coy (b> t ween) Ca C118 BEN +h, epinedd detewmines and assent ave in opposite. Aivechons . ire. © te © fotenkal vise . Alusays consides path isection 3) cuxssent 4 ‘ nn | Step I L4ssign the Posihve ,Mesahve sian on tne saa | Step2 - Step) cletesrmnes path ov Ave chor Of corset e nl “3 oR Qtr Pglonbal kro p a) aR oO bk @ fotenboo Rise. | Step 3 = Equake Drop = Rise, we get - | > IR, +E, +TR, + TRA4+EG + TRe +rest lg +1 Re | = Exst+bqt & | DjIEVe sO re Yt Ext V2 4V34 Es 4Vq + Vet le tVe - Bs-Ece, | eo | | > Hence this iS EVL applied. | | | Note = Kve its genesaldy Usect in wosk dene. Le. | av-0 5 faw fray oleae] “KVL fs dseck fe conserve energy. Seeer Seer | | * KCl c- kirehope's Comsent las | _— ~~ rs | | | — qy | Js | Ie > 21+0 "© cusgent entering & node shouted be. equel ts kced Law. bs S | cusvent Leauirg + (8 Enewn a = Tj+T,223 2 T)+2,+¢€-I3)+=0 5 2120- | | > of Teo D> AV a Ay <0 or | =constewit - | * | > Chesge is consevvedt by ECL law. | Step | - Requivatent = Ry 4 Ry 7D Stepa - -To pind Do v= DE Reseivatene : . if a wi | Subshtuteng front &4 20) We get, Peale. Steps - Siyce voltage is chiwidleA - Vi = TR, aud Vy = TR, ——— sce eens a . | { “Jue [| Ri] ant vo = [2 ee | Ry +R2 Ry+Rr | \@ Current aivider — Ri A t i Ro > Current will be olivicdled and voltage will qemain same. —> Here Resistances will ba. connectest in paratlel wit voltage. Step ti- R equevatent a Ry Ro. -> (0 Ri Ro Ri t+Ro Step 2 To Pind v - V =D Requivateut => |¥ = Tf RiRe -> f 1 see | @ Steps = Since current is aided -— T= Vi and Dy =X Ry Ro . Det [Ae | a ancl. = Tf Mee]. 2 | Ritk2+ ef Rite2.) KS -{T, = TRe aud ©, = TK | R+4Re Ri+Ro |x Treeke bo_solve move resistayces © | Step |= Take the ratio oP T and D, | Seep2r 7, “(exe qy 2 5 Tp = [Meee | c. | | Savq ef ratio Sun ofratio } a Ey - Qonsidey 3 Tesistayces connected 4 paratlel av shoo below : Rp a SL Te=1A Tr AMM Sy [ee | SB vat __ _*3 | > LeyTg sd ihe. l = 6:35:2 1 2 3 => h=[e)t -|£ cle &A: u nV ul ee + Battery RAND CURRENT ComBin ATLON | * © Bettery Combination - | oo | : p———* A : +z A aM af vi ne Yaa = Vito. T Vane nv L ys | { —T Fz | 1 | =86 = 8 =A co =A ty ly, ao a r = V+ Vag = —C%14N2) yp Vae oe | -Ly. “LV 7 2 Yas =V2—V1 | + +B = | = — | Ex: pp Vol is ™ Seyvies A Shas 80 acldecl up - sy} Sv : sv _[sv aa Vie St 2542 T42T tT] J/ ' 7 2 Voltage in Pawatted so usil| Femain same :- Van =5V pi '@ Current Combinahoy 7 eS ' [ex ¥ s a Vas I, Current connected) in pasatted will | ee YY get added up 1 SV A CF eu B >Berween A ancl & Ts T= 4-12 3a JOO The reduced} Hagzam from eq—s) is ak 3A ea 3 Cussent iq Zene3 Geman same T,=1, =3A~ (2) 9 2 eq-2©@) is in gesatlel witt, <A cts SA, hence gets oddlect up. > Fined pote cussent is TD =3+5=8a- NETWORK THEORY — | { 1 t Nede Anatyxis Supespombov) Thevinin Theorem Masiarany fowwer Suppy - Nove Anquas r Generally using this method we cay ojeate- equahoys “4 Omiety ting. Ehe cispaut - Coumdes, the foucwing ail Brown below | RET as