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) = Rt^2/2 to the system G(s) = K(s+2)/s(s³+7s²+12s) is
A.	0
B.	6R/K
C.	‚Äö√Ñ√∂‚àö‚Ä†‚àö¬™
D.	3R/K
Answer» C. ‚Äö√Ñ√∂‚àö‚Ä†‚àö¬™

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