They deliver power with two sets of electromagnets. The bigger one is in the shape of an vacant cylinder, and the 2nd, scaled-down magnet is within it. The within magnet is definitely the just one that gets rotated. Conversely, geared hub motors are normally less powerful but much more https://electricscootermalayalamr41357.webbuzzfeed.com/28461213/fascination-about-electric-scooter-business