Solved (b) A permanent magnet stepper motor is shown in | Chegg.com
Stepper Motors - Everything You Need to Know About Stepper Motors
Electronics_Guru: Bipolar-Stepper motor
Step Angle - an overview | ScienceDirect Topics
Stepper Motors A stepper motor is a “pulse-driven” motor that changes the angular position of the rotor in “steps” Define β = the step angle (per input. - ppt download