Glossary:Brush
A brush in an AC/DC motor consists of a small block of graphite, a pair of which feed the current to the rotor via the commutator. See DC and Universal (AC/DC) Motors in the Wiki.
A brush in an AC/DC motor consists of a small block of graphite, a pair of which feed the current to the rotor via the commutator. See DC and Universal (AC/DC) Motors in the Wiki.