The steady state error for a unity feedback system for the input r(t) – McqOptions

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1.	The steady state error for a unity feedback system for the input r(t) to the system G(s) = K(s+2)/s(s³+7s²+12s) is 6R/K. The input r (t) is _______
A.	Rt2/2
B.	Rt3/2
C.	Rt5/2
D.	Rt7/2
Answer» B. Rt3/2

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