11. The eigenvalues of the state model are the same as the :
(a) open-loop poles
(b) closed-loop poles
(c) both the open-loop and closed-loop poles
(d) none of these
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
13. Φ (s) is called the :
(a) state transition matrix
(b) resolution matrix
(c) resolvent matrix
(d) transfer matrix
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
15. D is called the :
(a) system matrix
(b) transmission matrix
(c) transfer matrix
(d) output matrix
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