Question 1

The necessary and sufficient condition for the system to be completely state controllable is that therank of the composite matrix QC is

Accepted Answer

A) 1 
B) n 
C) 2 
D) 3 B

Question 2

A transfer function of the system does not have pole-zero cancellation? Which of the following statements is true?

Accepted Answer

A) system is neither controllable nor observable 
B) system is completely controllable and observable 
C) system is observable but uncontrollable 
D) system is controllable and unobservable B

Question 3

The impulse response of a linear LTI system is given as g (t) = e(-t)The transfer function of the system is equal to:

Accepted Answer

A) 1/s 
B) 1/s(s+1) 
C) 1/(s+1) 
D) s/(s+1) C

Question 4

In control system an error detector

Accepted Answer

A) detects error and signal out an alarm 
B) detects error of the system 
C) produces an error signal as actual difference of value and desired value of output 
D) any of the above

Question 5

Gilbert's test is used to check

Accepted Answer

A) controllabilty 
B) observability 
C) observer 
D) controlability & observability

Question 6

An oberser or program that that estimates less than n state variables, where n is dimension of stage vector is called

Accepted Answer

A) reduced order state observer 
B) simply a reduced order observer 
C) full observer 
D) state observer

Question 7

Consider a system if represented by state space equation and x1 (t) =x2 (t), then the system is:

Accepted Answer

A) controllable 
B) uncontrollable 
C) observable 
D) unstable

Exam 4: Control System

The necessary and sufficient condition for the system to be completely state controllable is that therank of the composite matrix QC is

A transfer function of the system does not have pole-zero cancellation? Which of the following statements is true?

The impulse response of a linear LTI system is given as g (t) = e(-t) The transfer function of the system is equal to:

In control system an error detector

Gilbert's test is used to check

An oberser or program that that estimates less than n state variables, where n is dimension of stage vector is called

Consider a system if represented by state space equation and x1 (t) =x2 (t) , then the system is: