Control System Multiple Choice Questions and Answers
31. In a stable control system backlash can cause which of the following?
A. Underdamping
B. Overdamping
C. Poor stability at reduced values of open loop game
D. Low-level oscillations
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D. Low-level oscillations
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32. In an automatic control system which of the following elements is not used ?
A. Error detector
B. Final control element
C. Sensor
D. Oscillator
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33. In a control system output of the controller is given to
A. Final control element
B. Amplifire
C. Comparator
D. Sensor
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34. A controller, essentially is a
A. Sensor
B. Clipper
C. Comparator
D. Amplifier
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35. Bimetallic thermostat is ..............controller
A. On-off
B. Zero-term
C. One-term
D. Two-term
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