The gaps in the Commutator imply the magnetic field retains resetting Hence the rotor isn't capable of align, nevertheless the rotor keeps trying, so we get a relentless rotation. There tend to be two pairs of brushes and multiple commutated plates, which happen to be activated concurrently. The BRIDGE RECTIFIER https://charliejvenw.jiliblog.com/92028906/detailed-notes-on-alternator-parts