Power window systems use ________ motors.

[erika]

Question 1

PM motors used in power windows, mirrors, and seats can be reversed by ________.
◦ Sending current to a reversed field coil
◦ Reversing the polarity of the current to the motor
◦ Using a reverse relay circuit
◦ Using a relay and a two-way clutch

Question 2

Power window systems use ________ motors.
◦ Unidirectional
◦ Reversible
◦ Stepper
◦ Servo

[kingdude89]

Answer 1

Reversing the polarity of the current to the motor

Answer 2

Reversible

[erika]

Excellent

[softEldritch]

Wow, this really help