{"id":59740,"date":"2024-04-16T01:42:35","date_gmt":"2024-04-16T01:42:35","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=59740"},"modified":"2024-04-16T01:42:35","modified_gmt":"2024-04-16T01:42:35","slug":"in-a-stable-control-system-backlash-can-cause-which-of-the-following","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/in-a-stable-control-system-backlash-can-cause-which-of-the-following\/","title":{"rendered":"In a stable control system backlash can cause which of the following ?"},"content":{"rendered":"

[amp_mcq option1=”Underdamping” option2=”Overdamping” option3=”Poor stability at reduced values of open loop gain” option4=”Low-level oscillations” correct=”option3″]<\/p>\n

The correct answer is: C. Poor stability at reduced values of open loop gain<\/strong>.<\/p>\n

Backlash is a phenomenon that occurs in mechanical systems when two components that are supposed to be in contact are not perfectly aligned. This can cause the system to become unstable, especially at reduced values of open loop gain.<\/p>\n

Open loop gain is a measure of how much the output of a system changes in response to a change in the input. When open loop gain is high, the system is said to be stable. However, when open loop gain is reduced, the system becomes more susceptible to instability.<\/p>\n

Backlash can cause instability in a system by creating a delay between the input and output signals. This delay can cause the system to become unstable, especially at reduced values of open loop gain.<\/p>\n

To reduce the effects of backlash, it is important to design the system with as little backlash as possible. Additionally, it is important to use feedback control to compensate for the effects of backlash.<\/p>\n

Here is a brief explanation of each option:<\/p>\n