Course Overview

Do you know where electricity comes from? This
book will teach you what you need to know about
how electricity behaves and the physics behind it.
It is critical that all electrical professionals
understand the science behind electricity in order
to apply the National Electrical Code rules
successfully and to work safely in the field. This
book is required reading for all electrical installers
from an electrical apprentice all the way up
through a veteran professional. Only when you
know the theory can you truly have confidence in
the practical aspects of your electrical work.
This full-color textbook provides hundreds of
illustrated graphics and photos, detailed
examples, practice questions, practice exams,
summaries and a comprehensive practice final
exam.