Bøger af Paul Rosenberg

The NEC is updated every 3 years with some of the anticipated changes include new requirements to sections while some of the changes include entirely new articles. Some changes are revisions to existing requirements while others are deletions to some existing requirements.

Contains various things you need to know about electrical theory and applications. This title helps you to: understand electron theory and how electricity affects matter; recognize applications for both alternating and direct current; comprehend Ohm's Law and the laws governing magnetic circuits; and, learn from detailed drawings and diagrams.