Why might a stepper motor exhibit erratic behavior, such as random steps or sudden direction changes?
A. Incorrect wiring connections
B. Insufficient power supply voltage
C. Faulty motor driver circuit
D. Excessive load torque
Answer:C
Why might a stepper motor exhibit erratic behavior, such as random steps or sudden direction changes?
A. Incorrect wiring connections B. Insufficient power supply voltage C. Faulty motor driver circuit D. Excessive load torque
Explanation: A faulty motor driver circuit can cause a stepper motor to exhibit erratic behavior, such as random steps or sudden direction changes. It is important to ensure the motor driver is properly functioning and providing accurate control signals to the motor.