Technician A says that many power windows and power door locks use a reversible, permanent-magnet motor with a built-in circuit breaker. Technician B says that the control switches and relays direct the current through the motor(s). Who is right?

Question

Quizplus · Accepted Answer

Both statements are correct. Many power windows and power door locks indeed use reversible, permanent-magnet motors that often have built-in circuit breakers for protection, as stated by Technician A. Technician B is also correct in saying that control switches and relays are used to direct the current through these motors, allowing for the control of direction and operation.

Technician a Says That Many Power Windows and Power Door