A rotor for operation with a stator comprising: an annular rotor base defining a rotational axis and comprising a plurality of rotor segments arranged around the stator, each rotor segment including a sidewall spaced from the rotational axis , a first rotor wall extending from a first end of the sidewall and towards the rotational axis , and a second rotor wall extending from a second end of the sidewall and towards the rotational axis , the second rotor wall spaced from the first rotor wall, the rotor defining a rotor axis through the first rotor wall and the second rotor wall and parallel to the rotational axis ; at least one first rotor magnet coupled with the first rotor wall, the at least one first rotor magnet configured to maintain a first space between the first rotor wall and a first stator magnet of the stator along the rotor axis; at least one second rotor magnet coupled with the second rotor wall, the at least one second rotor magnet configured to maintain a second space between the second rotor wall and a second stator magnet of the stator along the rotor axis; at least one third rotor magnet coupled with the sidewall and spaced from one or more propulsion magnets of the stator, the rotor configured to be driven about the rotational axis by the propulsion magnets via a magnetic field of the one or more propulsion magnets interacting with the at least one third rotor magnet, the one or more propulsion magnets configured to output the magnetic field responsive to a control signal; characterized in that the rotor further comprises a motor coupled with the annular rotor base , with a rotor blade and with a power receiving unit , the motor to wirelessly receive power from a power transmission circuit of the stator to the power receiving unit to move the rotor blade to a desired pitch angle. a sidewall spaced from the rotational axis , a first rotor wall extending from a first end of the sidewall and towards the rotational axis , and a second rotor wall extending from a second end of the sidewall and towards the rotational axis , the second rotor wall spaced from the first rotor wall, the rotor defining a rotor axis through the first rotor wall and the second rotor wall and parallel to the rotational axis ; at least one first rotor magnet coupled with the first rotor wall, the at least one first rotor magnet configured to maintain a first space between the first rotor wall and a first stator magnet of the stator along the rotor axis; at least one second rotor magnet coupled with the second rotor wall, the at least one second rotor magnet configured to maintain a second space between the second rotor wall and a second stator magnet of the stator along the rotor axis; at least one third rotor magnet coupled with the sidewall and spaced from one or more propulsion magnets of the stator, the rotor configured to be driven about the rotational axis by the propulsion magnets via a magnetic field of the one or more propulsion magnets interacting with the at least one third rotor magnet, the one or more propulsion magnets configured to output the magnetic field responsive to a control signal; characterized in that the rotor further comprises a motor coupled with the annular rotor base , with a rotor blade and with a power receiving unit , the motor to wirelessly receive power from a power transmission circuit of the stator to the power receiving unit to move the rotor blade to a desired pitch angle. <EOS>