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GATE 2025 Control Systems Foundation Quiz 63
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Question 1
If open loop transfer function of a unity feedback control system is
, the value of gain k for the damping ratio z to be 0.707 by taking the dominant poles is _____

Question 2
The root locus of a unity feedback system is shown below
The point at which RLD crosses imaginary axis at
Question 3
Let the open loop transfer function of a negative feedback closed loop system be
where k is a non negative real valued parameter which one of following statements is true about the locus of the closed loop poles?

Question 4
Consider the open loop transfer function of an unity feedback system with
the angle of arrival of the root loci s = –3
j is in degree is


Question 5
For the system given below the breakaway point on RLD are
G(s) H(s) =
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Apr 2ESE & GATE EC