The open loop transfer functions with unity feedback are given below – McqOptions

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1.	The open loop transfer functions with unity feedback are given below for different systems.Among these systems the unstable system is
A.	G(s) =2/s+2
B.	G(s) =2/s(s+2)
C.	G(s) =2/(s+2)s^2
D.	G(s) =2(s+1)/s(s+2)
Answer» D. G(s) =2(s+1)/s(s+2)

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