The characteristic equation of a closed loop system is given by s4 + 6s3 + 11s2 + 6s + K = 0 Stable closed loop behaviour can be ensured when gain K is such that

The characteristic equation of a closed loop system is given by s4 +

1.	The characteristic equation of a closed loop system is given by s4 + 6s3 + 11s2 + 6s + K = 0 Stable closed loop behaviour can be ensured when gain K is such that
A.	0 < K < 10
B.	K > 10
C.	K <
D.	0 < K 20
Answer» B. K > 10

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The characteristic equation of a closed loop system is given by s4 + 6s3 + 11s2 + 6s + K = 0 Stable closed loop behaviour can be ensured when gain K is such that

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