About: http://webisa.webdatacommons.org/211080159

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	L=4??k m k???(n)2 Al Where L is the self-inductance in Henry (V s/A), km is a constant equal to 10???7 (Tesla m/A), n is the number of windings, A is the area, and l is the length (m) of the coil.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au