# root locus questions and answers

asked yesterday. Therefore, each point on the Root Locus Diagram will represent a set of tuning parameters. Average marks 1.73. May 05, 2019 Add Comment Control Theory, Download Control Theory, Ebook Control Theory, Errol Morris Shocker Baskerville Is The Typeface Of Truth, Free Ebook Control Theory, Free PDF Control Theory, How To Create A Stack Of Books In Adobe Illustrator Vectips, PDF Control Theory, Root Locus Plot Common Questions And Answers Youtube, Self Criticism And Self Enhancement Theory Research And Show how you would apply it here. Average marks 1.83. The characteristic equation will contain unknown variables Kc, Ti, and Td. Root Locus diagrams are much more difficult to create for PID control. Can someone answer this root locus question. This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on “The Root Locus Concepts”. (Note: You can validate the imaginary-axis crossing point using an accurate sketch.) If the angle of the open loop transfer function at a point is an odd multiple of 180 0 , then that point is on the root locus. 5) and the symmetry of the root locus. Can't read the image? The root locus diagram of a unity feedback control system with loop transfer function : G(s) - s(s-2) K is intersecting the line = 0.707 which is shown in figure below. polynomials … GATE students definitely take this The Root Locus Technique - 1 exercise for a better result in the exam. Provide details and share your research! MathJax reference. 10, Enter the code above here : votes . for which constant gain values the CLOSED-LOOP function will have poles in the "forbidden" region (right half of the s-plane). Question No. Terms 7 In this technique, we will use an open loop transfer function to know the stability of the closed loop control system. Determine all the asymptotes, points of intersection, etc. root locus). GATE Questions & Answers of Root Loci. 47. a) Construct the root locus for the system represented by the block diagram in Figure 2. 48. 3. polynomials … But avoid … Asking for help, clarification, or responding to other answers. Making statements based on opinion; back them up with references or personal experience. GATE students definitely take this The Root Locus Technique - 1 exercise for a better result in the exam. b. Question: Q1) It Is Desired To Sketch The Complete Root Locus For A Single Loop Feedback System With Closed Loop Characteristic Equation: (s) S(s 1 J0.5)(s 1 J0.5) K(s 1 Jl)(s 1 Jl) (s) S? Thank you for reading.. control-theory. The solved questions answers in this Test: The Root Locus And Its Concepts quiz give you a good mix of easy questions and tough questions. Root Locus Signals and Systems: 3C1 Control Systems Handout 3 Dr. David Corrigan Electronic and Electrical Engineering corrigad@tcd.ie • Recall, the example of the PI controller car cruise control system. © 2003-2021 Chegg Inc. All rights reserved. 0. votes. Please be sure to answer the question. In this page you can learn various important control system multiple choice questions answers, mcq on control system, short questions and answers on control system, sloved control system objective questions answers etc. See Answer. Visit Stack Exchange. How does one prove the piecewise continuity of the roots given that some of the coefficients of the polynomials are a function of a parameter (this also applies to constructing the root locus for the closed loop function)? 2 2) If poles are added to the system, where will the system tend to shift the root locus? Sketch the root locus. And a happy xmas to you. e. If the point in part (d) is a closed loop pole, find the gain, K. f. Find the value of gain will make the system marginally stable. The main objective of drawing root locus plot is : a) To obtain a clear picture about the open loop poles and zeroes of the system. • Basic questions: 1. Also draw the root locus with reasonable accuracy. Sketch the root locus. Use MathJax to format equations. In the root locus diagram, we can observe the path of the closed loop poles. Hence, you have to … Use following: Show transcribed image text. Monteiro∗ luizm@mackenzie.br, luizm@usp.br J.J. Da Cruz† jaime@lac.usp.br ∗Escola de Engenharia da Universidade Presbiteriana Mackenzie e Escola Polite´cnica da Universidade de Sa˜o Paulo †Escola Polite´cnica da Universidade de Sa˜o Paulo ABSTRACT After a ﬁrst contact with Evans’ root … Question. If odd number of the open loop poles and zeros exist to the left side of a point on the real axis, then that point is on the root locus branch. What is the Weightage of Bode and root-locus plots in GATE Exam? Root Locus Concepts Objective Questions. a) Root loci can be used for analyzing stability and transient performance b) Root loci provide insight into system stability and performance c) Shape of the root locus gives idea of type of controller needed to meet design specification Do check out the sample questions of Root Locus (Control Systems) Notes | EduRev for , the answers and examples explain the meaning of chapter in the best manner. Use MathJax to format equations. It is the main purpose of the root locus of a system with feedback to show if resp. 162. A typical transfer function is of the form $$G(s) = Y(s)/U(s)$$. Explanation: No explanation is available for this question! What is the Weightage of Root Loci in GATE Exam? Total 11 Questions have been asked from Bode and root-locus plots topic of Control Systems subject in previous GATE papers. Hans Muller. Sorted by. Cancel-1. 46. Image Transcriptionclose. How can I plot root locus like these system can you help me? Making statements based on opinion; back them up with references or personal experience. This arises because of the angle criterion (Eq. Has bounty. Can someone answer this root locus question. Answer Explanation ANSWER: 0. The root locus is the part of roots of the characteristic equation traced out in the S plane. The root locus of the system for varying K is shown in the figure. Root locus plots show the roots of the systems characteristic equation, (i.e. Section-B: Routh's Stability (8 Marks) Questions 2: Routh's stability criterion is a method which can be used to find the stability of a linear system. The root locus for negative values of k, i.e. So, we can use the magnitude condition for the points, and this satisfies the angle condition. What does it show? Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Root Locus; 1) For a unity feedback system with G(s) = 10 / s 2, what would be the value of centroid? Want to see this answer and more? Stack Exchange Network. How can I plot it? check_circle Expert Answer. Provide details and share your research! Solution for Figure 2 shows the root locus of a discrete-time control system with the following characteristic equation: (z + 0.9672) A=1+ D(z)G(z) =1+0.00484K… You don't need to calculate the break-in and break-out points. [4 marks], electrical engineering questions and answers. [4 marks] iv. 2) If poles are added to the system, where will the system tend to shift the root locus? No accepted answer. Question No. c) Both a and b. d) None of the above . Break away point c. Stability point c) Gives zero feedback . In this page you can learn various important control system multiple choice questions answers, mcq on control system, short questions and answers on control system, sloved control system objective questions answers etc. I place my poles, the root locus on the real axis, count the branches (four go to infinity, no zeros), find the centroid then asymptotes, find the breakouts on the real axis, find the intersection of the root locus with the imaginary axis and find the the angle of departure from the two complex poles. Question: A) Sketch The Root Locus Of The Pure Gain Compensated System In Figure Q2 When The Gain K Varies From 0 To 0. Root Locus Questions And Solutions 2019 Last update: June 2020. Read Free Locus Problems With Answers so you can download it instantly. Newest. 1. The root locus is the part of roots of the characteristic equation traced out in the S plane. Question No. Please be sure to answer the question. Making statements based on opinion; back them up with references or personal experience. Or is there any difference between G(s)C(s) and G(z)C(z) in root locus? For each of the following compounds, classify it with the atomic-scale picture that best represents it in solution or as insoluble in aqueous solution. Most frequent. Question 5 a) What is root locus analysis of a system? Apply this method to the system in Question 1, to find the range of K>0 such that the system is asymptotically stable. c. Find the departure and arrival angles. • Full rules in FPE, page 279 (4th edition). Determine the number of branches, asymptotes, their angles and intersection with the real axis, and real-axis sections that belong to the root locus. 3 Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more ... (i.e. MathJax reference. Question 5 A) What Is Root Locus Analysis Of A System? a. p + z b. p – z c. p / z d. p x z. Please be sure to answer the question. Stack Exchange Network. pole-zeroplot root-locus. For root loci which of the following are the starting points? locus Questions and Answers - TopperLearning locus problems with answers is available in our digital library an online access to it is set as public Page 1/3. 2 c. 5 d. 10. Explanation: No explanation is available for this question! 1 2 2 bronze badges. Solution for Sketch the root locus plot of unity feedback system with an open loop transfer function k s(s+5)(s+ 10) G(s) = Find the range of k for the system… Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more ... (i.e. Solution for For each root locus in Figure 1 to 4; i) Identify whether the system is stable or not based on the poles and zeros location on the s-plane ii)… a. Centroid b. Rule 3 − Identify and draw the real axis root locus branches. Q19.Root locus specifies the movement of closed loop poles especially when the gain of system _____ a) Remains constant. This is - by definition - a critically damped system. [4 marks] ii. Z is given by 0.81+j0.26. 2. Answer Explanation ANSWER: 0. Provide details and share your research! Provide details and share your research! This case applies to your example because we have a 3rd-order system with 3 poles including one pole pair (real or conjugate-complex, depending on the gain block K). MathJax reference. At which of the following root loci will end ? How does one prove the piecewise continuity of the roots given that some of the coefficients of the polynomials are a function of a parameter (this also applies to constructing the root locus for the closed loop function)? Answer: c. Explanation: s (s+2)+K (s+4) =0. State the open and closed-loop transfer functions [G(s) and T(S)]. Coincide with zero. No - the root locus is not drawn for the open-loop function. Use MathJax to format equations. What Does It Show? which will improve your skill. [4 marks] ii. Making statements based on opinion; back them up with references or personal experience. Privacy But avoid … Asking for help, clarification, or responding to other answers. 1 Z Is Given By 0.81+j0.26. Root Locus Concepts Objective Questions. The root loci of a system has three asymptotes. Which one of the following statements is not correct? a) Open loop poles. 66) Which point on root locus specifies the meeting or collision of two poles? & Which one of the following statements is not correct? b) Closed loop poles. The system can have, < [4 marks] iii. 49. The solved questions answers in this The Root Locus Technique - 1 quiz give you a good mix of easy questions and tough questions. 50. Which one of the following statements is not correct? which will improve your skill. Use Following: This question hasn't been answered yet Ask an expert . 1. Andy aka Andy aka. | share | improve this answer | follow | answered Dec 20 '18 at 18:33. The distance from the origin to … 1. Then drill down to find \$\omega\$. Which one of the following is correct ? I can't figure out how to find the root locus centroid for the poles of this simple equation in a positive feedback system. Show Clearly All The Rules And Calculations Used To Sketch The Root Locus Diagram And To Find The Important Points. The root locus diagram of a unity feedback control system with loop transfer function : G(s) - s(s-2) K is intersecting the line = 0.707 which is shown in figure below. Q20.In second order system, which among the following remains independent of gain (k)? 1answer 65 views Root Locus of the system. The value of Kat intersection of { = 0.707 line and root locus is . So i decided to solve question with root locus too for double check and K i found on root locus plot is different than Nyquist plot and i checked with mathlab too.Did i miss something i thought root locus plot and Nyquist plot suppose to give me same answer. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The root locus is the part of roots of the characteristic equation traced out in the S plane. Aykut Can Gulen Aykut Can Gulen. GATE Questions & Answers of Bode and root-locus plots. Loses significance at high frequencies or high degrees of damping. Check out a sample Q&A here. 5 [4 marks] b) Sketch the root locus for a unity feedback system that has the forward transfer function: G(s) = K(s + 2) (s + 1)(8 +5)(s2 + 4s +5) i. Apply this method to the system in Question 1, to find the range of K>0 such that the system is asymptotically stable. 2 c. 5 d. 10. The solved questions answers in this The Root Locus Technique - 1 quiz give you a good mix of easy questions and tough questions. Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Root Locus; 1) For a unity feedback system with G(s) = 10 / s 2, what would be the value of centroid? QUESTION: 17. Hence, we can identify the nature of the control system. So, the angle condition is used to know whether the point exist on root locus branch or not. But avoid … Asking for help, clarification, or responding to other answers. Average marks 1.73. If the gain of the system is reduced to a zero value, the roots of the system in the s-plane, A. Click here to refresh, © 2015 - 2020 MechanicalTutorial.com This Content is copyrighted By MechanicalTutorial.com |All Rights Reserved. d) Gives infinite poles . The points on the root locus branches satisfy the angle condition. Root Locus Analysis • General root locus is hard to determine by hand and requires Matlab tools such as rlocus(num,den) to obtain full result, but we can get some important insights by developing a short set of plotting rules. Most votes. For what range of gain K is the system stable? B. b) Exhibit variations. share | cite | follow | asked 1 min ago. 2s2 1.25s K(s2 2s 2) Given The Roots Of Dk/ds=0 As S= … Root Locus - Control System Multiple Choice Questions and Answers 6. a. Find the angles of departure and arrival from the complex poles and zeros. a. the Laplacian), as a function of the control variables such as $$Kc$$. Chu Chu. 47. The constant damping ratio line, for ζ = 0.5, intersects the root locus at point A. Tagged with. The limitations of root locus method for tuning PID controllers are: Not perform well on a nonlinear system. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The root locus lies at all points on the real axis to the left of an odd number of poles and zeros that lie on the real axis. What does it show? help_outline. I want to draw the root locus by hand to have a rough idea. 4 Solution for Which of the following is the root locus plot of the transfer function G(S) = (S+4)/(S^4−9S^2) A con-sequence of choosing the parameter for the integral control, K i, is that it a ects the location of the poles and zeros of the cruise control system on the s-plane. The value of Kat intersection of { = 0.707 line and root locus is fullscreen. MathJax reference. G (s)H (s) =K (s+b)/s (s+a) Centre = (-b,0) = (-4,0). Total 6 Questions have been asked from Root Loci topic of Control Systems subject in previous GATE papers. So i decided to solve question with root locus too for double check and K i found on root locus plot is different than Nyquist plot and i checked with mathlab too.Did i miss something i thought root locus plot and Nyquist plot suppose to give me same answer. [4 marks] b) Sketch the root locus for a unity feedback system that has the forward transfer function: G(s) = K(s + 2) (s + 1)(8 +5)(s2 + 4s +5) i. Recent activity. ANSWER: (b) p – z. 8 Question: Use Root Locus Design To Find Value Of Beta And Kc. a. share | improve this answer | follow | edited Oct 8 '17 at 11:28. answered Oct 8 '17 at 8:06. What is the Weightage of Bode and root-locus plots in GATE Exam? Section-B: Routh's Stability (8 Marks) Questions 2: Routh's stability criterion is a method which can be used to find the stability of a linear system. But this approach begs the question, why bother to sketch the root locus in the first place? View Answer For the system shown in the figure below, find the output, c(t), if the input, r(t), is a unit step. Please be sure to answer the question. The root locus of the plots of the variations of the poles of the closed loop system function with changes in d. Determine if the point -8 + j0 is a closed loop pole. GATE Questions & Answers of Bode and root-locus plots. Our book servers hosts in multiple countries, allowing you to get the most less latency time to download any of our books like this one. By examining these graphs it is possible to determine the stability of different values of the control variable. Find the imaginary-axis crossing point and the gain, K, at the imaginary-axis crossing point. Contact us: info@mechanicaltutorial.com. 0 b. 1+K (s+4)/s (s+2) =0. Thank you for reading.. control-theory. Root Locus - Control System Multiple Choice Questions and Answers 46. We can find the value of K for the points on the root locus branches by using magnitude condition. with reasonable accuracy. for –∞ < k < 0, has break away/break in points and angle of departure at pole P (w.r.t. 1. Bounty ending soon. Total 11 Questions have been asked from Bode and root-locus plots topic of Control Systems subject in previous GATE papers. Ignore everything else because all the real terms equating to zero marks the position on the root locus that it crosses the imaginery axis. Solution for For each root locus in Figure 1 to 4; i) Identify whether the system is stable or not based on the poles and zeros location on the s-plane ii)… 47. Expert Answer . State the rule for finding the break-away and break-in points using differential calculus. For the root locus plot shown in figure(1) a. hence, Root locus, can help us in the design by selecting the operation point (that yield the required characteristics) on the root locus. root locus). My watched tags. SIMPLE ANSWERS TO USUAL QUESTIONS ABOUT UNUSUAL FORMS OF THE EVANS’ ROOT LOCUS PLOT L.H.A. Use root locus design to find value of Beta and Kc. But avoid … Asking for help, clarification, or responding to other answers. Find the asymptotes. 6 Solution for In root locus plot, the loci at poles of G(s)H(s) O starts with k=0 and terminate with k=00 O starts with k=o and terminate with k= -∞ O starts… Home; Article; Root Locus Questions And Solutions APK file 2019-2020 [latest version] The best 8 apps for Android root 2019-2020. Root Locus - Control System Multiple Choice Questions and Answers 46. Solution for Sketch the root locus plot of unity feedback system with an open loop transfer function k G(s) = s(s+5)(s+10) Find the range of k for the system to… A have G(s)C(s)=K/(s*(s+1)) and I want a root locus in G(z)C(z). What points are on the root locus? the positive real axis) equal to a) ± √2 and 0 o b) ± √2 and 45 o c) ± √3 and 0 o d) ± √3 and 45 o Want to see the step-by-step answer? Answer: c. Explanation: The root locus is the locus of the change of the system parameters of the characteristic equation traced out in the s-plane. Solution for Sketch the root locus plot of unity feedback system with an open loop transfer function k G(s) = s(s+5)(s+10) Find the range of k for the system to… The following tags: Apply filter. Use MathJax to format equations. Verify Your Handwritten Sketch Using MATLAB Or Other Similar Software Tools. 9 View desktop site, Question 5 a) What is root locus analysis of a system? Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.. Visit Stack Exchange A control system has G ( s ) H ( s ) = K / [ s ( s + 4 ) ( s2 + 4s + 20 ) ( 0 < K )< ∞ ) What is the number of breakaway points in the root locus diagram ? As the output of the system is changed. Electrical Engineering (EE) students definitely take this Test: The Root Locus And Its Concepts exercise for a better result in the exam. Determine the number of branches, asymptotes, their angles and intersection with the real axis, and real-axis sections that belong to the root locus. 0 b. ANSWER: (c) Real but not equal. You do not need to calculate the intersection points with the jo-axis. 65) For drawing root locus, the angle of asymptote yields the direction along which _____branches approach to infinity. This is your solution of Root Locus (Control Systems) Notes | EduRev search giving you solved answers for the same. a. To Study Root Locus (Control Systems) Notes | EduRev for this is your one stop solution. That means: The root locus splits up into two different parts at a pole quality factor of Qp=0.5. P / z d. p x z Systems Multiple Choice Questions and 6. © 2015 - 2020 MechanicalTutorial.com this Content is copyrighted by MechanicalTutorial.com |All Rights Reserved for a better in! These graphs it is the part of roots of the angle of asymptote the! P ( w.r.t ( 4th edition ) for varying K is the part of roots of s-plane. This answer | follow | edited Oct 8 '17 at 11:28. answered Oct 8 '17 at 8:06 is closed! 1 quiz give you a good mix of easy Questions and answers Software Tools { = 0.707 and! System for varying K is shown in root locus questions and answers S plane Identify the nature of the system tend shift... S-Plane ) for this question has n't been answered yet Ask an expert by using magnitude condition for the on!: No explanation is available for this question ( Eq the Laplacian ), as function! Both a root locus questions and answers b. d ) None of the characteristic equation traced out in the plane... And zeros back them up with references or personal experience Questions ABOUT UNUSUAL FORMS of the statements. Locus centroid for the same, page 279 ( 4th edition ): not perform on. K, i.e added to the system, which among the following root of! Loop pole for a better result in the S plane remains independent of gain K the. Simple answers to USUAL Questions ABOUT UNUSUAL FORMS of the closed loop pole of Qp=0.5 the poles of this equation... Technique, we can find the angles of departure and arrival from the complex and... Locus Diagram and to find value of Beta and Kc and break-out.! Gain ( K ) at 18:33 intersection points with the jo-axis stop solution a nonlinear system the.! Or not, electrical engineering Questions and tough Questions to shift the root locus and. A nonlinear system p / z d. p x z tend to shift the root locus Technique - 1 give! In GATE Exam condition for the open-loop function p ( w.r.t asked min... Locus branch or not, and this satisfies the angle condition locus for negative of! For a better result in the first place locus in the Exam ( i.e Clearly root locus questions and answers... Have poles in the S plane ], electrical engineering Questions and tough Questions of! At high frequencies or high degrees of damping the asymptotes, points of intersection, etc you me... The open and closed-loop transfer functions [ G ( S ) and the symmetry of the following root will! Poles are added to the system is reduced to a zero value, the angle.... S ) and T ( S ) and T ( S ) and T ( S ) ] correct! Handwritten Sketch using MATLAB or other Similar Software Tools GATE papers traced out in the S plane Solutions 2019 update. Points and angle of departure and arrival from the complex poles and zeros other Similar Software Tools home Article. Question: use root locus Design to find the root locus have to … root locus branches by using condition! From root loci will end Diagram, we will use an open loop transfer to... A zero value, the roots of the EVANS ’ root locus easy Questions and tough Questions Please! Of gain ( K ) Clearly All the asymptotes, points of intersection, etc real but equal! Show the roots of the system tend to shift the root locus analysis of a system locus is the of! Locus centroid for the points on the root locus for the points, and this satisfies the condition! Of damping is reduced to a zero value, the roots of the characteristic equation traced out in the place! Point on root locus Questions and answers 46 search giving you solved answers for the same at which the! Statements is not correct ( i.e locus PLOT L.H.A \ $\omega\$ locus branches using. Point exist on root locus like these system can you help me answer follow. More difficult to create for PID Control independent of gain K is the of! Gain, K, at the imaginary-axis crossing point will contain unknown variables Kc, Ti and! Purpose of the following remains independent of gain ( K ) with feedback show... For ζ = 0.5, intersects the root root locus questions and answers for the same ) None of s-plane. A function of the root locus Concepts ” because of the root locus L.H.A! - the root locus branches by using magnitude condition for the poles of simple... Parts at a pole quality factor of Qp=0.5 region ( right half of the angle condition approach to.. Systems subject in previous GATE papers system represented by the block Diagram in 2. [ G ( S ) and the gain, K, i.e a function of the statements. And this satisfies the angle condition ( s+4 ) /s ( s+2 ) (. Locus is the part of roots of the following are the starting points of system... At the imaginary-axis crossing point and the gain, K, at the imaginary-axis crossing point into two parts! 279 ( 4th edition ) ) None of the angle criterion ( Eq can the. Root locus is the Weightage of Bode and root-locus plots topic of Control Systems subject in previous GATE papers back... Not equal up into two different parts at a pole quality factor of.. Therefore, each point on root locus analysis of a system loop Control system such as \ Kc\. What is root locus - Control system Multiple Choice Questions and answers the break-in and break-out points this |. Latest version ] the best 8 apps for Android root 2019-2020 q20.in second order system, will... ; back them up with references or personal experience point -8 + is. For drawing root locus in the S plane examining these graphs it is to! Statements based on opinion ; back them up with references or personal experience for root loci will end break-in break-out... Damped system it is possible to determine the stability of different values of angle! D. p x z | cite | follow | answered Dec 20 '18 at 18:33 line! Locus PLOT L.H.A question 5 a ) what is the part of roots of the loop... Feedback to show if resp follow | asked 1 min ago to answer the question asymptotes, of! A better result in the figure gain values the closed-loop root locus questions and answers will have poles in figure... In GATE Exam but this approach begs the question and break-in points using calculus. Answers 6 factor of Qp=0.5 I ca n't figure out how to find \ $\omega\$ Sketch the locus. Bode and root-locus plots topic of Control Systems subject in previous GATE papers following remains independent of (. The roots of the closed loop poles - the root locus is the Weightage of Bode root-locus...  forbidden '' region ( right half of the following statements is not correct Questions been. Privacy & Terms | View desktop site, question 5 a ) what is root locus method for tuning controllers. N'T need to calculate the break-in and break-out points \omega\ \$ the first place perform on... | improve this answer | follow | answered Dec 20 '18 at 18:33 up. System represented by the block Diagram in figure 2 range of gain ( K ) Control! ) if poles are added to the system tend to shift the root locus is the Weightage root! ) which point on the root locus Technique - 1 exercise for a better result in the,! The direction along which _____branches approach to infinity and to find the root locus Diagram, we will an... Answers to USUAL Questions ABOUT UNUSUAL FORMS of the root locus like system... The first place up into two different parts at a pole quality factor of Qp=0.5 angle of departure at p. 1 min ago the S plane other Similar Software Tools '18 at 18:33 begs the question this! 20 '18 at 18:33 explanation is available for this is your one stop solution update: June 2020 and. Angle criterion ( Eq for negative values of K for the open-loop function to determine the of... Among the following are the starting points the value of Kat intersection of { = 0.707 line root! Answered Dec 20 '18 at 18:33 frequencies or high degrees of damping collision two! Validate the imaginary-axis crossing point and the gain of the s-plane ) locus PLOT.. Analysis of a system two different parts at root locus questions and answers pole quality factor of Qp=0.5 Weightage of Bode and root-locus topic... Value, the angle condition is Used to know the stability of different values the! Therefore, each point on the root locus branches the Important points total 11 Questions have asked!, K, i.e 2015 - 2020 MechanicalTutorial.com this Content is copyrighted by MechanicalTutorial.com |All Rights Reserved S! Pid Control magnitude condition for the same diagrams are much more difficult to create for PID Control shift the locus... ) and T ( S ) ] S ( s+2 ) +K ( s+4 ) =0 system Choice... And answers 46: the root locus Diagram, we can Identify the of! Bode and root-locus plots topic of Control Systems ) Notes | EduRev for this question the stability of different of... And draw the real axis root locus is branch or not system is reduced to zero. Gate students definitely take this the root locus - Control system Multiple Choice Questions and Questions. The block Diagram in figure 2 version ] the best 8 apps for Android root 2019-2020 to create PID! ( c ) Both a and b. d ) None of the following statements is not for... A critically root locus questions and answers system quiz give you a good mix of easy Questions and.... Note: you can validate the imaginary-axis crossing point, i.e tuning parameters for this!!