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Control Systems - Exam
Contributed by: Porter
  • 1. What is a feedback loop in control systems?
A) Process where the output of a system is returned to the input to regulate the system
B) Using manual controls
C) Turning off the system power
D) Connecting multiple control systems together
  • 2. What is an open-loop control system?
A) Control system with automatic feedback
B) Control system with manual feedback
C) Control system without feedback
D) Control system with multiple inputs
  • 3. Which of the following terms describes the ability of a control system to return to a desired equilibrium state after a disturbance?
A) Accuracy
B) Stability
C) Sensitivity
D) Responsiveness
  • 4. What does the settling time of a control system refer to?
A) Time taken for the system output to reach and remain within a specified range of the desired value
B) Time taken for the system to start up
C) Time taken for the system to stabilize
D) Time taken for the system to respond to a disturbance
  • 5. What is the concept of hysteresis in control systems?
A) Output oscillations at high frequencies
B) Sudden changes in system behavior
C) Delay or lag in a system's response to changes in input
D) Noise in system signals
  • 6. What is the Laplace transform used for in control systems?
A) To generate random numbers
B) To convert analog signals to digital signals
C) To analyze and solve differential equations in the frequency domain
D) To measure signal amplitude
  • 7. In a control system, what is meant by robustness?
A) The ability of a system to maintain performance in the presence of uncertainties or disturbances
B) The system's ability to respond quickly
C) The accuracy of the system's sensors
D) The power consumption of the system
  • 8. What is the purpose of a sensor in a control system?
A) To regulate power supply
B) To measure and provide feedback on system parameters
C) To process mathematical calculations
D) To generate control signals
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