A unity feed back system has forward transfer function ___

A unity feed back system has forward transfer function

G(s) = k / s(s+3) (s+10)

The range of k for the system to be stable is

A. 0 < k < 390.
B. 0 < k < 39.
C. 0 < k < 3900.
D. None of the above.

Show Answer

Answer: A

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