Direct current

https://www.wikidata.org/wiki/Q159241

Field Hierarchy

Parent
Physics 33M papers	Engineering 25M papers	Quantum mechanics 13.3M papers	Thermodynamics 5.1M papers
Electrical engineering 4.8M papers	Power (physics) 2.5M papers	Voltage 1.6M papers
Current
Direct current 14k papers
Child
High-voltage direct current 4,340 papers

Trends

Notes

History