For what values of ' \(a\) ' does the system shown in figure has a zero steady state error [i.e., \(\operatorname{Lim}_{t ightarrow \infty} e(t)\) ] for a step input:

(a) \(a=0\)
(b) \(a=1\)
(c) \(a(d) For no value of \(a\)

Transcribed Image Text:

e(t) s+1 S + 5s + a 1 S+4