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The addition of open loop poles pulls the root locus towards:

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The addition of open loop poles pulls the root locus towards:

(a) The right and system becomes unstable

(b) Imaginary axis and system becomes marginally stable

(c) The left and system becomes unstable

(d) The right and system becomes unstable

The question was asked in an online interview.

Asked question is from The Root Locus Concepts topic in division The Root Locus Technique of Control Systems

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Right option is (d) The right and system becomes unstable

Easiest explanation: The addition of open loop poles pulls the root locus towards the right and system becomes unstable.

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