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GATE EE 1992
MCQ (Single Correct Answer)
+1
-0.3
For what values of $$'a'$$ does the system shown in figure have a zero steady state error $$\left[ {i.e.,\mathop {Lim}\limits_{t \to \infty } \,\,E\left( t \right)} \right]$$ for a step input? GATE EE 1992 Control Systems - Time Response Analysis Question 13 English
A
$$a=0$$
B
$$a=2$$
C
$$a \ge 4$$
D
for no value of $$' a'$$
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