EC > GATE 2025 > Root Locus
Consider the unity-negative-feedback system shown in Figure (i) below, where gain K≥0. The root locus of this system is shown in Figure (ii) below.
For what value(s) of K will the system in Figure (i) have a pole at -1+j1?
For what value(s) of K will the system in Figure (i) have a pole at -1+j1?

Correct : a
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