Sketch the root locus of the closed-loop system

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Reference no: EM131201011

The loop transfer function of a feedback control system is given by

238_1e9d94b2-1aa4-4615-b0b5-4b2b70364edc.png

(a) Sketch the root locus of the closed-loop system by first determining the

(i) Location and the angles of the asymptotes

(ii) Break points

(iii) Points at which the root locus intersects with the imaginary axis and the corresponding gain value

(b) Fully justifying your answer, state whether the system is stable for K = 10.

(c) Suppose that a zero at -3 is introduced to the control loop so that

1920_06aaac6d-0f82-4880-be35-ff9e7d8b3b30.png

Sketch the root locus of the new system.

Reference no: EM131201011

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