Are motors and motors a concept?
Motor, which contains the meaning of generator and motor; The motor, which is turned by electricity, converts electricity into mechanical energy.
A device that converts mechanical energy into electricity. Currently, the majority of consumer power is consumed, so the commonly used motor is basically the motor.
Motor is a general designation, because there are generators, motors, and dc motor, dc generator, etc., so the motor is a general designation, and the motor is not a concept.