1. Which of the following is NOT a type of stepper motor?
A. Permanent magnet stepper motor (PMSM)
B. Variable reluctance stepper motor (VRSM)
C. Hybrid stepper motor
D. Stepper motor
Answer: (D)
2. In a stepper motor, the stator is made of ________ material.
A. Magnetic
B. Non-magnetic
C. Insulating
D. Conducting
Answer: (A)
3. The rotor of a stepper motor is made of ________ material.
A. Magnetic
B. Non-magnetic
C. Insulating
D. Conducting
Answer: (A)
4. The step angle of a stepper motor is the ________ between the adjacent stator poles.
A. Angle
B. Degree
C. Revolution
D. Rotation
Answer: (B)
5. The holding torque of a stepper motor is the maximum torque that the motor can produce when it is not moving.
• True
• False
Answer: (True)
6. The step rate of a stepper motor is the number of steps per second that the motor can make.
• True
• False
Answer: (True)
7. The step resolution of a stepper motor is the smallest angle that the motor can move.
• True
• False
Answer: (True)
8. The full-step mode of a stepper motor is the mode in which the motor moves one step angle for each input pulse.
• True
• False
Answer: (True)
9. The half-step mode of a stepper motor is the mode in which the motor moves half a step angle for each input pulse.
• True
• False
Answer: (True)
10. The micro-step mode of a stepper motor is the mode in which the motor can move at any angle between full steps.
• True
• False
Answer: (True)
11. The windings of a stepper motor are connected in series.
• True
• False
Answer: (False)
12. The windings of a stepper motor are connected in parallel.
• True
• False
Answer: (True)
13. The stepper motor driver is the electronic circuit that controls the current flowing through the windings of the stepper motor.
• True
• False
Answer: (True)
14. The stepper motor controller is the electronic circuit that converts the input signals into the control signals for the stepper motor driver.
• True
• False
Answer: (True)
15. Stepper motors are used in a wide variety of applications, such as printers, plotters, and CNC machines.
• True
• False
Answer: (True)
16. Stepper motors are not suitable for applications where high speed is required.
• True
• False
Answer: (False)
17. Stepper motors are not suitable for applications where high torque is required.
• True
• False
Answer: (False)
18. Stepper motors are not suitable for applications where high accuracy is required.
• True
• False
Answer: (False)
19. The stepper motor is a brushless motor.
• True
• False
Answer: (True)
20. The stepper motor is a synchronous motor.
• True
• False
Answer: (True)
21. The stepper motor is an asynchronous motor.
• True
• False
Answer: (False)
22. The stepper motor is a DC motor.
• True
• False
Answer: (True)
23. The stepper motor is an AC motor.
• True
• False
Answer: (False)
24. The stepper motor is a reluctance motor.
• True
• False
Answer: (True)
25. The stepper motor is a synchronous reluctance motor.
• True
• False
Answer: (True)