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MeshAnalysisResistorsinseriesareconnectedlikelinksinachain;resistorsinparallelareside-by-side,likeso:RRtotR2R3inseries:=RSeries:RRtot=+1R2 +R3,Rtot>R1,R2,R3Parallel:totLearnthebasicsofcircuitanalysisinthislecturenotebyDr.AndrewMoorefromtheUniversityofOxford.Searchby keywordterms,oruseourtextbooknavigationbelowAhmedEl-Shenawy”BasicElectricalQuantitiesBasicquantities:current,voltageandpowerReading Material:ChaptersandofthetextbookCircuit:AcircuitisaclosedconductingpaththroughwhichanelectriccurrenteitherfloworisintendedflowNetwork:A combinationofvariouselectricelements,connectedinanyever,iscalledanelectricnetworkNode:itisanequipotentialpointatwhichtwoormorecircuitelements arejoinedElectricalCircuitsILectureCourseContentsElectriccurrent:ElectriccurrentinawireisdefinedastheLearnthebasicsofcircuitanalysisinthislecture notebyDrAndrewMoorefromtheUniversityofOxfordLessonsinElectricCircuitsYouwillfindthedefinitionsandexamplesofvoltage,current,resistance, power,Kirchhoff'slaws,andnodeanalysis.ModuleBasicDCTheoryThismoduledescribesthebasicconceptsofdirectcurrentLECTURENOTESIntroduction andlumpedabstractionBasiccircuitanalysismethodSuperposition,ThéveninandNortonThedigitalabstractionInsidethedigitalgateElectricCircuitsI“Dr.Written byTonyRKuphaldtundertheDesignScienceLicense,ithasbeenreformattedandupdatedbyAllAboutCircuitsCircuit:Acircuitisaclosedconductingpath throughwhichanelectriccurrenteitherfloworisintendedflowNetwork:Acombinationofvariouselectricelements,connectedinThismoduledescribesbasic electricalconceptsandintroduceselectricalterminologyThevenin'sTheoremandNortonTheoremDirectCurrent(DC)ThevoltagevariesbetweenVand V sinceasinefunctionAnElectriccircuitisaninterconnectionofvariouselementsinwhichthereisatleastoneclosedpathinwhichcurrentcanflowSuperposition TheoryInthisslidesetwewillreviewbasicconcepts,electricalquantitiesandtheirunits,circuitelements,andbasiccircuitlawsVolumesAnElectriccircuitis usedasacomponentforanyengineeringsystem.ThisnoteisaprerequisiteforCircuitAnalysisII,whichcoverstimevaryingcurrentsandvoltagesTextbook. OverviewSourceTransformationMethodBasicdccircuitelements,seriesandparallelNetworksYouwillfindthedefinitionsandexamplesofvoltage,current, Electriccircuit:FlowofchargesorcurrentrequiresaclosedpathcalledacircuitOhm'slawandKirchoff'slawsV(t)=Vsinωt()wherethemaximumvalueVis calledtheamplitudeThisfree,multi-volumeelectricalengineeringtextbookcoverselectricityandelectronicsNodalAnalysisAnelectriccircuitisessentiallya conduitthatfacilitatesthetransferofchargefromonePhaseSequenceStarandDeltaConnection-RelationbetweenLineandPhaseVoltagesandCurrentsin BalancedSystems-AnalysisofBalancedandunbalancedThreePhaseAnexampleofanACsourceisMaximumPowerTransferTHEBASICELECTRIC CIRCUITTheflashlightisanexampleofabasicelectriccircuitTheperformanceofanyelectricaldeviceormachineisalwaysstudiedbydrawingitselectrical equivalentcircuitElectricalcircuitsseemtobeeverywhere!Itcontainsasourceofelectricalenergy(thedrycellsintheflashlight),aload(thebulb)whichchanges theelectricalenergyintoamoreusefulformofenergy(light),andaswitchtocontroltheenergydeliveredtotheloadMoreCircuitsInanelectricalcircuit,circuit elementssuchasresistorsandbatteriescanbeconnectedtogetherinseriesorinparallel