Akụkọ Ụlọ Ọrụ
-
Akụkọ ihe mere eme dị mkpirikpi nke mmepe moto
Na 1880, onye America mepụtara ihe Edison mepụtara nnukwu ihe na-enye ọkụ DC a kpọrọ "The Colossus", nke e gosipụtara na Paris Exposition na 1881. edison bụ nna nke ọkụ eletrik. N'otu oge ahụ, mmepe nke ọkụ eletrik na-aga n'ihu. Generator na moto dị iche iche...GỤKWUO