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Closed-Loop Control Systems

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Questions and Answers

How do closed-loop systems differ from open-loop systems?

Closed-loop systems and open-loop systems have no differences

Closed-loop systems are less adaptable and accurate than open-loop systems

Closed-loop systems are more adaptable and accurate than open-loop systems (correct)

Closed-loop systems cannot dynamically adjust their behavior

What is the primary purpose of feedback in a closed-loop system?

To reduce the accuracy of the system

To increase the complexity of the system

To make the system less adaptable

To maintain desired performance despite changes in the environment or disturbances (correct)

Which of the following is NOT an example of a closed-loop control system?

Thermostats that regulate room temperature

Autopilot systems in aircraft that maintain desired flight paths

Cruise control systems in vehicles that adjust speed to maintain a constant velocity

Mechanical systems that do not use feedback (correct)

What is the first step in starting an engine using an automatic system?

Key Insertion Signup and view all the answers

Which step in the engine starting sequence activates the starter motor and engages the engine's flywheel or flex-plate?

Ignition Switch Turned to "Start" Signup and view all the answers

What type of control system relies solely on input commands and does not monitor the output or system's environment?

Open-loop control system Signup and view all the answers

Which type of control system continuously monitors the output and makes adjustments based on the difference between the actual output and the desired output?

Feedback-loop control system Signup and view all the answers

What is a characteristic of an open-loop control system?

Relies solely on input commands Signup and view all the answers

Which of the following is an example of an open-loop control system?

Automatic washing machine with preset programs Signup and view all the answers

In a closed-loop control system, adjustments are made based on:

Difference between actual output and desired output Signup and view all the answers