Closed Loop

Quiz
•
Physics
•
7th Grade
•
Easy
Art Craig
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a closed-loop system?
A system that does not use feedback
A system that uses feedback control
A system that is always unstable
A system that only works with open loops
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the closed-loop transfer function for setpoint changes refer to?
Open loop transfer function
Servo transfer function
Regulator transfer function
Feedback transfer function
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of block diagram reduction?
To complicate the system
To simplify the system for analysis
To eliminate feedback
To increase the number of loops
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the stability criterion for a closed-loop system?
Only one root needs to be negative
All roots must be positive
Roots can be anywhere in the complex plane
All roots must be negative or have negative real parts
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Routh stability test analyze?
The coefficients of the characteristic equation
The roots of the characteristic equation
The input variables only
The feedback gain only
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the controller gain (Kc) is too high?
The system becomes more stable
The system becomes unstable
The system has no effect
The system always oscillates
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the open loop transfer function?
The feedback path only
The product of all transfer functions in the loop
The sum of all transfer functions
The forward path only
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