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choose the corect answer 1. Routh Hurwite eriterion gives: a) Number of roots in the right half of the s-plane b) Value of the roots c) Number of ronts in the left half of the splane d) Numher of rmots in the top half of the s-plane 2. If O appears in the first culumn of a nonzero row in Routh array, replace it with a) Small negutive mumber e) Large positive numher b) Small positive number d) Large negative number 3. Number of sign changes in the entries in Ist column of Routh armray denotes the no, of Roots of characteristic polynomial in RHP. b) Zermes of system in RHP. e) Open loop poles d) Open loop zeroes in RHP. in RHP. 4. The necessary condition for the stability of the linear system is that all the cocfficients of characteristic equation 14G(s)H(8) -0, he real and have the:

choose the corect answer 1. Routh Hurwite eriterion gives: a) Number of roots in the right half of the s-plane b) Value of the roots c) Number of ronts in the left half of the splane d) Numher of rmots in the top half of the s-plane 2. If O appears in the first culumn of a nonzero row in Routh array, replace it with a) Small negutive mumber e) Large positive numher b) Small positive number d) Large negative number 3. Number of sign changes in the entries in Ist column of Routh armray denotes the no, of Roots of characteristic polynomial in RHP. b) Zermes of system in RHP. e) Open loop poles d) Open loop zeroes in RHP. in RHP. 4. The necessary condition for the stability of the linear system is that all the cocfficients of characteristic equation 14G(s)H(8) -0, he real and have the:

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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:贪1 Routh Criterio... > Problems of Routh Hurwitz Stability Criterion choose the corect answer 1. Routh Hurwitz criterion gives: a) Numher of ronts in the right half of the s-plane b) Value of the roots c) Namber of ronts in the left half of the s-plane d) Number of roots in the top half of the s-plane 2. If O appears in the first column of a nonzero row in Routh array, teplace it with a) Small negative mumber e) Large positive number b) Small positive number d) Large negative number 3. Number of sign changes in the entries in Ist column of Routh array denotes the no. of a) Roots of characteristic polynomial in RHP. b) Zeroes of system in RHP. e) Open loop poles in RHP. d) Open loop zeroes in RHP. 4. The nocessary condition for the stability of the linear system is that all the coefficients of characteristic equation 14G(s)H(s) -0, he real and have the a) Positive sign c) Same sign b) Negative sign d) Both positive and negative 5. The characteristic equation of a system is given as s+25s+10s-50-0. What is the number of the roots in the right half s-plane and the imaginary axis respectively? a) 1,1 c) 2,1 b) 00 d) 1,2 6. The stahility of closed loop control system whose characteristic equation is st 221lse 10-0. a) Stable e) Unstable b) Marginally stable( margin stable means has conjugate roots ) d) None of the mentioned If the system is represented by characteristic equation s +s-s+s +s+3=0, then the system is b. Unstable d. Unpredictable a. Stable c. Marginally stable 8. The no, of roots of S'+S5s+ 78+30, in the right half of the s-plane is a) 2 b) 3 d) 1 9. Using the Routh table, find the rang of k for the system to be stable and the frequency of nscillarion for the unity feedback contral system has an open loop transfer function G(s) = kis13) 10. Discuss the stability of the system, and determinate the number of roots in right hand side, If the characteristic equation is: s+2s--2-2-2-0. ملاحظة مهمة في هذا السزال علما نكون النوانج كمور اعليادية فلا تحوتها إلى كسول عثرية لان، بالفريبه سوف تخلف عد د لجنور التي في جهة اليمين .
Transcribed Image Text::贪1 Routh Criterio... > Problems of Routh Hurwitz Stability Criterion choose the corect answer 1. Routh Hurwitz criterion gives: a) Numher of ronts in the right half of the s-plane b) Value of the roots c) Namber of ronts in the left half of the s-plane d) Number of roots in the top half of the s-plane 2. If O appears in the first column of a nonzero row in Routh array, teplace it with a) Small negative mumber e) Large positive number b) Small positive number d) Large negative number 3. Number of sign changes in the entries in Ist column of Routh array denotes the no. of a) Roots of characteristic polynomial in RHP. b) Zeroes of system in RHP. e) Open loop poles in RHP. d) Open loop zeroes in RHP. 4. The nocessary condition for the stability of the linear system is that all the coefficients of characteristic equation 14G(s)H(s) -0, he real and have the a) Positive sign c) Same sign b) Negative sign d) Both positive and negative 5. The characteristic equation of a system is given as s+25s+10s-50-0. What is the number of the roots in the right half s-plane and the imaginary axis respectively? a) 1,1 c) 2,1 b) 00 d) 1,2 6. The stahility of closed loop control system whose characteristic equation is st 221lse 10-0. a) Stable e) Unstable b) Marginally stable( margin stable means has conjugate roots ) d) None of the mentioned If the system is represented by characteristic equation s +s-s+s +s+3=0, then the system is b. Unstable d. Unpredictable a. Stable c. Marginally stable 8. The no, of roots of S'+S5s+ 78+30, in the right half of the s-plane is a) 2 b) 3 d) 1 9. Using the Routh table, find the rang of k for the system to be stable and the frequency of nscillarion for the unity feedback contral system has an open loop transfer function G(s) = kis13) 10. Discuss the stability of the system, and determinate the number of roots in right hand side, If the characteristic equation is: s+2s--2-2-2-0. ملاحظة مهمة في هذا السزال علما نكون النوانج كمور اعليادية فلا تحوتها إلى كسول عثرية لان، بالفريبه سوف تخلف عد د لجنور التي في جهة اليمين .
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