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GATE 2023 Control System Quiz 13

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Question 1

In the root locus plot shown in the figure, the pole/zero marks and the arrows have been removed. Which one of the following transfer functions has this root locus?

Question 2

An unity feedback system is given as
Description: D:\GradeStack Courses\GATE Tests (Sent by Ravi)\GATE EC-ME-17-Mar\GATE-ECE-2005_files\image154.png
Indicate the correct root locus diagram

Question 3

The magnitude plot for a transfer function is

The steady state error corresponding to unit step input is ______.

Question 4Multiple Correct Options

Consider Routh Hurwitz’s array

where a, b, c, d are unknown for third order characteristic equation, then which of the following option is/are correct?

Question 5

A causal system having the transfer function Description: D:\GradeStack Courses\GATE Tests (Sent by Ravi)\GATE EC-ME-17-Mar\GATE-ECE-2004_files\image214.png is excited with 10u(t). The time at which the output reaches 99% of its steady state value is
Assume =1.4 and Cp = 1.0 kJ/kg –K

Question 6

A closed loop system has the characteristic function. Its root locus plot against K is
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