GATE Electronics and Communications (EC) 2016 Shift 1 Solved Paper

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Question : 29 of 65
 
Marks: +1, -0
Match the inferences X, Y, and Z, about a system, to the corresponding properties of the elements of first column in Routh’s Table of the system characteristic equation.
X: The system is stable …
Y: The system is unstable …
Z: The test breaks down …
P: … when all elements are positive
Q: … when any one element is zero
R: … when there is a change in sign of coefficients
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