Stability Concept MCQs : This section focuses on the "Stability Concept". These Multiple Choice Questions (MCQs) should be practiced to improve the Stability Concept skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
___________ is a quantitative measure of how fast the transients die out in the system.
A. Absolutely stable
B. Conditionally stable
C. Unstable
D. Relative Stability
Question 2
A linear system can be classified as :
A. Absolutely stable
B. Conditionally stable
C. Unstable
D. All of the mentioned
Question 3
A linear time invariant system is stable if :
A. System in excited by the bounded input, the output is also bounded
B. In the absence of input output tends zero
C. Both a and b
D. System in excited by the bounded input, the output is not bounded
Question 4
Asymptotic stability is concerned with:
A. A system under influence of input
B. A system not under influence of input
C. A system under influence of output
D. A system not under influence of output
Question 5
Bounded input and Bounded output stability notion concerns with :
A. A system under influence of input
B. A system not under influence of input
C. A system under influence of output
D. A system not under influence of output
Question 6
For non-linear systems stability cannot be determined due to:
A. Possible existence of multiple equilibrium states
B. No correspondence between bounded input and bounded output stability and asymptotic stability
C. Output may be bounded for the particular bounded input but may not be bounded for the bounded inputs
D. All of the mentioned
Question 7
If a system is given unbounded input then the system is:
A. Stable
B. Unstable
C. Not defined
D. Linear
Question 8
If root of the characteristic equation has positive real part the system is :
A. Stable
B. Unstable
C. Marginally stable
D. Linear
Question 9
If the impulse response in absolutely integrable then the system is :
A. Absolutely stable
B. Unstable
C. Linear
D. Stable
Question 10
If the roots of the have negative real parts then the response is ____________
A. Stable
B. Unstable
C. Marginally stable
D. Bounded
Question 11
Linear mathematical model applies to :
A. Linear systems
B. Stable systems
C. Unstable systems
D. Non-linear systems
Question 12
Roots on the imaginary axis makes the system :
A. Stable
B. Unstable
C. Marginally stable
D. Linear
Question 13
Roots with higher multiplicity on the imaginary axis makes the system :
A. Absolutely stable
B. Unstable
C. Linear
D. Stable
Question 14
Stability of a system implies that :
A. Small changes in the system input does not result in large change in system output
B. Small changes in the system parameters does not result in large change in system output
C. Small changes in the initial conditions does not result in large change in system output
D. All of the above mentioned
Question 15
The roots of the transfer function do not have any effect on the stability of the system.
A. TRUE
B. FALSE