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Motor - Coggle Diagram
Motor
AC
Synchronous
constant speed
needs external DC source
Permanent magnets
Asynchronous
rotor types
squirrel cage
low cost
durable
wound rotor
variable speed/torque
external resistance
induction type
rotor tags stator
DC
brushed
uses brushed & commutator
high torque at low speeds
simple control
needs maintenance
brushless
high efficiency & torque
inner/outer motor types
no brushed or commutator
high torque at low speeds