内容简介
EverythingbeginswiththebasicsTosucceedinanyoftoday′selectricalspecialties,youmustfirstunderstandthefundamentals.Thisconciseguidebook,fullyupdatedandrevisedtocomplywiththeNationalElectricalCode,?providesthatsolidfoundationinelectricaltheory,circuitry,andcommonapplications.Whetheryou′repursuinganelectricalcareer,needarefreshercourse,orsimplywanttounderstandthewiringinyourhome,you′lllearnthebasicsfromthisbook.?Examinethefundamentalsofmagnetismandelectric–ity,conductors,insulators,andcircuits?Studycommonapplicationsincludinghousewiring,lighting,cables,electricheating,andgenerating?Becomefamiliarwithtestproceduresandelectromagneticinduction?UnderstandinductiveandcapacitiveACcircuitsandtheprinciplesofalternatingcurrent?Explorealarmandintercomwiring,homecircuiting,andmultipleswitching?Findouthowgeneratingstationsandsubstationsfunction?Learnfromclear,specifictext,functionalillustrations,andreviewquestionsineverychapter