A naghị akọwapụta ugboro ugboro nke ndochi ahịhịa carbon. Dị ka ike nke carbon brush n'onwe ya
1, mkpuchi akwụkwọ teepu na mbụ mkpuchi akwụkwọ na premise nke ịkpụ ya n'ime dị iche iche widths.
Onye na-agagharị agagharị bụ akụkụ dị mkpa nke moto dc na AC commutator armature.
Ihe ka ọtụtụ n'ime ihe mejupụtara bụ ụmụ irighiri ihe mejupụtara atom bụ nke n'aka nke ya bụ nuclei na electrons. N'ime atom
