Backlash in a stable control system may cause:
A. Under damping
B. Over damping
C. High level oscillations
D. Low level oscillations
Answer:D
Backlash in a stable control system may cause:
A. Under damping B. Over damping C. High level oscillations D. Low level oscillations
Explanation: In a servo system, the gear backlash may cause sustained oscillations or chattering phenomenon and the system may even turn unstable for large backlash.