About: http://webisa.webdatacommons.org/261529206

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A clear understanding of the relationship between voltage polarity and current direction for sources and loads is very important for students to have before they study reactive devices such as inductors and capacitors!
http://www.w3.org/ns/prov#wasQuotedFrom	allaboutcircuits.com