1
GATE EE 1993
MCQ (Single Correct Answer)
+1
-0.3
Consider a second order system whose state space representation is of the form $$\mathop X\limits^ \bullet = AX + BU.$$ If $$\,{x_1}\,\,\left( t \right)\, = {x_2}\,\left( t \right),$$ then system is
A
controllable
B
uncontrollable
C
observable
D
unstable
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