Q. 48 Consider the state space system expressed by the signal flow diagram shown in the figure.

(A) always controllable
(B) always observable
(C) always stable
(D) always unstable
Answer: A
Explanation:
Q. 48 Consider the state space system expressed by the signal flow diagram shown in the figure.

(A) always controllable
(B) always observable
(C) always stable
(D) always unstable
Answer: A
Explanation: