Consider a system shown in the given flgure with G(s) = K(s + 1)s3 + as2 + 2s + 1What value of K and a should be chosen so that the system oscillates?

Consider a system shown in the given flgure with G(s) = K(s + 1)s3 + a

1.	Consider a system shown in the given flgure with G(s) = K(s + 1)s3 + as2 + 2s + 1What value of K and a should be chosen so that the system oscillates?
A.	K = 2, a = 1
B.	K = 2, a = 0.75
C.	K = 4, a = 1
D.	K = 4, a = 0.75
Answer» C. K = 4, a = 1

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Consider a system shown in the given flgure with G(s) = K(s + 1)s3 + as2 + 2s + 1What value of K and a should be chosen so that the system oscillates?

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