- Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about ? On this page you'll find 1 study documents about .
1 results
Exam (elaborations)
Comprehensive Electrical HVAC Test Questions and Answers, A+
What is electricity? - Flow of electrons between atoms in common wire material or load 
 
What is current flow? - Electrons flow 
 
What creates a magnetic field in a conductor? - Current flow 
 
What is voltage? - Electrical pressure that pushes current flow 
 
What is the difference between a conductor and an insulator? - A conductor allows current flow. 
 
What are the two common types of electricity? - Direct current and alternating current 
 
What is control voltage? - ...