This is THE book every electrician should own.

This comprehensive electrical calculations textbook is based on the
2020 NEC' and contains complete coverage of core concepts of electrical
calculations needed by every electrician. This book is arranged with
topic-by-topic organization and step-by-step calculation procedures giving
the electrician insight and understanding to solving mathematical
problems. The text contains 10 main topic units filled with related
information, with a Self-Assessment Quiz following each unit, as well as a
100 question final exam. This textbook will familiarize you with formulas
and calculations for branch circuits, ac motors, voltage drop, power
factor, conductors, boxes and raceways, appliances, dwellings, commercial
occupancies, and many more topics. Whether for continuing education or
exam preparation, this book is a MUST for every electricians.

**8.5" x 11", 294 pages. ISBN: 978-1-935834-21-2**