12. The state variable approach is applicable to :
(a) only linear time-invariant systems (b) linear time-invariant as well as time-varying systems (c) linear as well as nonlinear systems (d) all systems
Answer
Answer : (d)
Explanation
Explanation : No answer description available for this question. Let us discuss.
14. Using state variables, an nth – order differential equation can be decomposed into :
(a) n number of first – order differential equations (b) n/2 number of first – order diffferential equations (c) unlimited number of first – order differential equations (d) none of these
Answer
Answer : (a)
Explanation
Explanation : No answer description available for this question. Let us discuss.
State Space Analysis » Exercise - 1 2. The state diagram of a system is shown in the given figure. The system is : & (a) controllable and observable (b) controllable but not observable (c) observable but not controllable (d) neither controllable nor observable
State Space Analysis » Exercise - 1 3. A transfer function of a control system does not have pole-zero cancellation. Which one of the following statement is true ? (a) system is neither controllable nor observable (b) system is completely controllable and observable (c) system is observable but uncontrollable (d) system is controllable but unobservable