Sentences with commutator
com·mu·ta·tor
C c - The commutator switches power to the coils as the rotor turns, keeping the magnetic poles of the rotor from ever fully aligning with the magnetic poles of the stator field.Motors run better when there is more contact area between the brushes and the commutator.A commutator is the metal cylinder on the armature shaft of an electric motor, that is used to make electrical contact with the rotating coils and ensure that the current flows in one direction.