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Open-Loop Transfer Function of a Unity Feed-back Control System : Root Locus

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The open loop transfer function of a unity feedback control system is given:

G(s) = K/s(s+3)^2

Sketch the root locus of the system.

See attached file for the problem as well.

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The root locus of an open loop transfer function of a unity feedback control system is found. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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The open loop transfer function of a unity feed-back control system is given:

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