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control system lab viva questions and answers pdf

EmoticonEmoticon. iv) The phase angle curves can be easily drawn if a template for the phase angle curve of. The motors used in automatic control systems or in servomechanism are called servomotors. 17.Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system. 106 TOP CONTROL SYSTEMS LAB VIVA Questions and Answers PDF. The transmittance is the gain acquired by the signal when it travels from one node to another node in signal flow graph. Viva Questions for Lab Programs Computer Science Java Computer Network In an automatic control system which of the following elements is not used ? It is device that produces a control signal consisting of two terms – one proportional to error signal and the other proportional to the integral of error signal. k-No.of forward paths in the signal flow graph. Posted on by Leave a comment. SEARCH. A positional control system with velocity feedback is shown in fig. The control system in which the output quantity has no effect upon the input quantity are called open loop control system. 12.What are the different types of controllers? download Viva Questions with Answers in PDF Format . In force-voltage analogy, velocity is analogous to (a)     current (b)     charge (c)     inductance (d)     capacitance Ans: a, 49. (a)     Differential bellows and straingauge (b)     Selsyn (c)     Strain gauge (d)     Strain gauge and potentiometer Ans: a, 87. 100 LATEST CONTROL SYSTEMS LAB VIVA Questions and Answers pdf free download, 20 TOP MOST THERMAL and HYDRO VIVA Questions and Answers, 50 TOP MOST ELECTRICAL MACHINES VIVA Questions and Answers, 35 TOP MOST POWER ELECTRONICS LAB VIVA Questions and Answers, 40 TOP MOST EDC VIVA Questions and Answers, Karnataka Police Constable Application Form 2019 Vacancies Notification, Jadavpur University Recruitment 2019 Vacancies 116 Posts, Ayushman Bharat Recruitment 2019 Nurses Technician Ayushman Mitra Jobs, CISF Head Constable/Ministerial Recruitment Jobs 2019 Vacancies 429, TNPSC Exam Calendar 2019 – Jobs Vacancies Notification Annual Planner, UPSC Medical Officer GDMO Admit Card 2019 Exam Date Hall Ticket, District Court Dharwad Peon Typist Admit Card 2019 Exam Date, Brij University Bharatpur Admit Card 2019 , 1st 2nd 3rd Year BA,B.Sc,B.Com, CG TET Admit Card 2019 Exam Date Syllabus Hall Ticket, UKSSSC Forest Guard Admit Card 2019 Exam Date Hall Ticket, Canara Bank PO Final Result 2019 Merit List , Cutoff Marks , Joining Letter, UPPCL Assistant Accountant Result 2019 Interview Call Letter, Brij University 1st 2nd 3rd Year Result 2019 – B.A B.Sc B.Com, SNDT Women’s University Even Sem Result 2019 April May UG PG, WBPDCL Operator Technician Result 2019 Fitter/Electrician Cutoff Marks. Define Transfer Function? The integral control reduces or eliminates the steady state error. 2. (i) A unity feedback control system has an open loop transfer function, G(S)= 10/S(S+2).Find the rise time, percentage over shoot, peak time and settling time. 8. Instrument is defined as a device for determining the value or magnitude of a quantity or variable. 9.Why Compensation is necessary in feedback control system? (a)     Auto-pilot for an aircraft (6)     Direct current generator (c) Car starter (d) Electric switch Ans: a, 19. It was written is C and lets user do processing and control under a shell. Velocity error constant of a system is measured when the input to the system is unit _______ function. 1. The time taken for response to raise from 0% to 100% for the very first time is rise time. science subjects viva questions and answers, btech computer graphics viva questions ppt pdf , aptitude questions asked in seminars, aptitude test with answers. As a result of introduction of negative feedback which of the following will not decrease ? A block diagram of a system is a pictorial representation of the functions performed by each component of the system and shows the flow of signals. iii) It is based on asymptotic approximation. Friday, July 13, 2012 (SS) System Software Viva Question and Answers VIVA VOCE QUESTIONS WITH ANSWERS … (16), 11. (a) no net pole (b) net pole (c) simple pole (d) two poles Ans: d, 71. Which of the following devices is used for conversion of co-ordinates ? The output of a feedback control system must be a function of (a) reference and output (b) reference and input (e) input and feedback signal (d) output and feedback signal Ans: a, 26 is an open loop control system. Proportional controller PI controller PD controller PID controller. Lead compensator iii. The phase margin ,γ is the amount of phase lag at the gain cross over frequency required to bring system to the verge of instability. (i) Determine the range of K for stability of unity feedback system whose open loop, transfer function is G(s) = K / s (s+1)(s+2) (8) (ii) The open loop transfer function of a unity feed back system is given by, G(s) = K (s+1) / s3+as2+2s+1. The components of feedback control system are plant, feedback path elements, errordetector and controller. (a)     Clutch (b)     Eyes (c) Needle of the speedometer (d) Steering wheel (e) None of the above Ans: c, 11. Posted in POWER SYSTEM LAB VIVA Questions. A differentiator is usually not a part of a control system because it (a) reduces damping (b) reduces the gain margin (c) increases input noise (d) increases error Ans: c, 96. For Any Help Contact us dharanyadeviblogspot@gmail.com Publish Your research article @lowest cost: www.ijcems.com. A transfer function which has one or more zeros in the right half of s-plane is known as non- minimum phase transfer function. find Gain cross over frequency ,Phase cross over frequency, Gain margin and Phase margin. Explain MatLab API (Application Program Interface)? Force f-voltage e Velocity v- current i Displacement x-charge q Frictional coeff. ii) Steady state can be determined from any type of input. Damping ratio is defined as the ratio of actual damping to critical damping. From which of the following transfer function can be obtained ? Given that ς =0.5.and also calculate rise time, peak time, Maximum overshoot and settling time. The two major types of control system are open loop and closed loop. Shell variables are a combination Page 2/6. The transient response of a system is mainly due to (a) inertia forces (b) internal forces (c) stored energy (d) friction Ans: c, 52 signal will become zero when the feedback signal and reference signs are equal. 6. Electrical Technology Practical Viva Questions What viva questions can be asked based on electrical. The steady state error is defined as the value of error as time tends to infinity. (a)     system stability (6)     system gain (c)     system stability and gain (d)     none of the above Ans: b, 99. ii. Sketch the root locus of the system whose open loop transfer function is, G(S)= K / S (S+2)(S+4).Find the value of K so that the damping ratio of the closed loop system is, 4. 13.What are the main advantages of Bode plot? The magnitude of closed loop transfer function with unit feed back can be shown to be in the for every value if M.These circles are called M circles. (a) no pole (b) net pole (c) simple pole (d) two poles (e) none of the above Ans: a, 69. The transfer function is applicable to which of the following ? Construct the polar plot for the function GH(S) =2(S+1)/ S, . ,Phase cross over frequency, Gain margin and Phase margin. (a)     The gain of the system should be decreased (b)     The gain of the system should be increased (c) The number of poles to the loop transfer function should be increased (d) The number of zeros to the loop transfer function should be increased Ans: b, 21 increases the steady state accuracy. A2 Multimedia may be broadly divided into linear and non-linear categories. (b) Output is dependent … Determine the closed loop frequency response and estimate all the frequency domain specifications. 2015First Grade College Challaker -577522 6-16 3. (a) remains unaffected (b) decreases by the same amount as the gain increase (c)     increases by the sane saaaajajt as the gain decrease (d)     decreases by the same amount as the gain decrease Ans: c, 31. With feedback _____ increases. (i) Obtain the response of unity feedback system whose open loop transfer function is, G(S) = 4 / S (S+5) and When the input is unit step. A Unity feedback control system has an open loop transfer function, G(S)= K (S+1.5) / S (S+1)(S+5).Sketch the root locus. Required fields are marked *. 4.What are the two segments of Nyquist contour. In feedback control systems compensation is required in the following situations. The proportional controller stabilizes the gain but produces a steady state error. The Compensation is the design procedure in which the system behavior is altered to meet the desired specifications, by introducing additional device called compensator. The loops are said to be non touching if they do not have common nodes. The lag lead compensator is required when both the transient and steady state response of a system has to be improved. 5.List the time domain specifications. 19.Write the force balance equation of M ideal mass element. Electronics. The frequency at which the two asymptotic meet in a magnitude plot is called corner frequency. Draw the, force-voltage and force-current electrical analogous circuits and verify by writing mesh and node equations. (10), (ii)Write the rules for block diagram reduction techniques. Realise the basic compensators using electrical network and obtain the transfer, 3. 7.What are the main significances of root locus? POWER SYSTEM LAB VIVA Questions and Answers pdf free download :: Post Views: 293. Using Electrical lag-lead network derive the transfer function (16), 11. advanced control system lab viva questions.pdf FREE PDF DOWNLOAD NOW!!! In thermal-electrical analogy charge is considered analogous to (a) heat flow (b) reciprocal of heat flow (c) reciprocal of temperature (d) temperature (e) none of the above Ans: d, 50. Transfer function of a system is used to calculate which of the following ? 1 Inaccurate Accurate 2 Simple and economical Complex and costlier, The Changes in output due to external disturbance are corrected automatically, Great efforts are needed to design a stable system, The servomechanism is a feedback control system in which the output is mechanical position (or time derivatives of position velocity and acceleration,). (a) Input (b) Actuating (c) Feedback (d) Reference Ans: b, 53. In electrical-pneumatic system analogy the current is considered analogous to (a)     velocity (b)     pressure (c)     air flow (d)     air flow rate Ans: d, 46. Source: Credits goes to the faculty and staff of Pavendar Bharathidasan Institute of Information Technology. In a system when the output quantity is controlled by varying the input quantity then the … Electronics ECE Electrical EEE FAQs Control System Unit wise Two Marks, Short, Viva, Interviews Questions and Answers PDF Download. Obtain the closed loop transfer function C(S)/R(S) of the system whose block diagram is shown in, 6 . It was written is C and lets users do processing and control under a shell. 1) What is UNIX? 9. The… (8), 10. The symmetry of roots with respect to both real and imaginary axis called quadrantal symmetry. A negative phase angle is called phase lag. Any externally introduced signal affecting the controlled output is called a (a)     feedback (b)     stimulus (c)     signal (d)     gain control Ans: b, 15. Which of the following is exhibited by Root locus diagrams ? The order of the system can be obtained from the transfer function of the given system. i. G(S) = 10/ S(1+0.4S) (1+0.1S) (16). (16), 7. There are two types of Control System- Open loop control … © Copyright 2021 - WittyLoft.Com , All Rights Reserved. (a) All the co-efficients can have zero value (6) All the co-efficients are always non-zero (c) Only one of the static error co-efficients has a finite non-zero value (d) None of the above Ans: c, 35. The contour that encloses entire right half of S plane is called nyquist contour. The bandwidth is a measure of the ability of a feedback system to reproduce the input signal ,noise rejection characteristics and rise time. (a)     Microsyn (b)     Selsyn (c) Synchro-resolver (d) Synchro-transformer Ans: c, 88. Which of the following is the definition of proportional band of a controller ? The effect of error damping is to (a) provide larger settling lime (b) delay the response (c) reduce steady state error (d) any of the above (e) none of the above Ans: c, 89 technique gives quick transient and stability response (a)     Root locus (b)     Bode (c)     Nyquist (d)     Nichols Ans: a, 90. 3.What are the three types of compensators? Its portability allows it to run on different hardware platforms. i. Lag compensator ii. This means that the output is not feedback to the input for correction. Home Control System Electronics Control System Unit wise Viva Short Questions and Answers PDF. Spring constant in force-voltage analogy is analogous to (a) capacitance (b) reciprocal of capacitance (c) current (d) resistance Ans: b, 64. 16. The open loop transfer function of a servo system with unity feed back system is, G(S) = 10/ S(0.1S+1).Evaluate the static error constants of the system. For the system represented by the block diagram shown in fig. Positional error constant Velocity error constant Acceleration error constant. Your email address will not be published. The effect of PD controller is to increase the damping ratio of the system and so the peak overshoot is reduced. On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ? Structures Lab Viva Questions And Answers Data Structures Lab Viva Questions And Answers|dejavuserif b font size 12 format Page 1/33. Mass, in force-voltage analogy, is analogous to (a) charge (b) current (c) inductance (d) resistance Ans: c, 51. (8), 2. 26.What is the effect of PD controller on system performance? That is, it has two inputs of opposite polarity. (a)     The range of air output as measured variable varies from maximum to minimum (b)     The range of measured variables from set value (c) The range of measured variables through which the air output changes from maximum to minimum (d) Any of the above (e) None of the above Ans: c, 85. (i) Explain P,PI,PID,PD controllers (8) (ii), Derive the expressions for second order system for under damped case and when the. The M contours are the magnitude of closed loop system in decibels and the N contours are the phase angle locus of closed loop system. 2.What are the two types of compensation? A signal other than the reference input that tends to affect the value of controlled variable is known as (a) disturbance (b) command (c) control element (d) reference input Ans: a, 54. The path taken by the roots of the open loop transfer function when the loop gain is varied from 0 to α are called root loci. An finite line segment C1 along the imaginary axis. The transient response, with feedback system, (a) rises slowly (b) rises quickly (c) decays slowly (d) decays quickly Ans: d, 33. Obtain the steady state error of the system when subjected to an input given Polynomial r(t) = a +a t +a /2 t, 8. i. This is just one of the solutions for you to be successful. The time taken for the response to reach the peak value for the first time is peak time. (16), 9. (i) Measurements conducted on a Servomechanism show the system response to be c(t)=1+0.2, ê-60t -1.2 ê –10 t. when subjected to a unit step. (16), 8.Find the overall gain of the system whose signal flow graph is shown in fig. Which of the following statements is not necessarily correct for open control system ? figures / diagrams, tables / values, answers / explanations and more. Download PDF format CLICK HERE. B-Resistance R Mass M- Inductance L Stiffness K-Inverse of capacitance 1/C. 1. ii)Resonant frequency. 2.What are the two major types of control system? Required fields are marked * Comment. Draw the Nyquist plot for the system whose open loop transfer function is, G(S)= K / S (S+2)(S+10).Determine the range of k for which closed loop system is stable. i) Multiplication of magnitude can be in to addition. (a)     Control valve (b)     Potentiometer (c) Electropneumatic converter (d) Servomotor Ans: b, 84. (16), 5. Pk- Forward path gain of kth forward path ∆ = 1-[sum of individual loop gains ] +[sum of gain products of all possible combinations of two non touching loops]-[sum of gain products of all possible combinations of three non touching loops]+... ∆k = ∆ for that part of the graph which is not touching kth forward path. (a)     open (b)     closed (c) partially closed (d) any of the above Ans: a, 14. Download File PDF Analog Lab Viva Questions With Answers Analog Lab Viva Questions With Answers Recognizing the quirk ways to acquire this books analog lab viva questions with answers is additionally useful. The negative feedback results in better stability in steady state and rejects any disturbance signals. What is the significance of integral controller and derivative controller in a PID controller? If the phase of closed loop transfer function with unity feedback is α, then tan α will be in the form of circles for every value of α. In liquid level and electrical system analogy, voltage is considered analogous to (a)     head (b)     liquid flow (c) liquid flow rate (d) none of the above Ans: a, 47. (8), (ii) A closed loop servo is represented by the differential equation d, +8 dc/dt = 64 e Where c is the displacement of the output shaft r is the displacement of the input shaft and e= r-c.Determine undamped natural frequency, damping ratio and percentage maximum overshoot for unit step input. 21.How is the Resonant Peak, resonant frequency, and bandwidth determined from Nichols chart? Moment of inertia J, dashpot with rotational frictional coefficient B and torsional spring with stiffness K. 9.Name two types of electrical analogous for mechanical system. The type 1 system has ______ at the origin. The term backlash is associated with (a)     servomotors (b)     induction relays (c) gear trains (d) any of the above Ans: 58. The second derivative input signals modify which of the following ? iii) The gain of the system can be adjusted to satisfy the given specification. A linear relaxed system is said to have BIBIO stability if every bounded input results in a bounded output. Using root locus technique the range of values of K, for as table system can be. 300+ TOP C Language LAB VIVA Questions with Answers Pdf VIVA Questions with Answers Dept.of Physics, HPPC Govt. The time taken for response to reach 50% of final value for the very first time is delay time. A phase lag lead network introduces in the output (a)     lag at all frequencies (b)     lag at high frequencies and lead at low frequencies (c)     lag at low frequencies and lead at high frequencies (d)     none of the above Ans: c, 91. In a system when the output quantity is controlled by varying the input quantity then the system is called control system. This webpage contains short answer type questions of Computer Graphics. 27.What is the effect of PI controller on the system performance? For a bounded input signal if the output has constant amplitude oscillations Then the system may be stable or unstable under some limited constraints such a system is called limitedly stable system. Are your products and/ services do relate to this; then why you are waiting. Transfer Function of a control system is defined as: Ratio of Laplace … 10.When lag/lead/lag-lead compensation is employed? Electrical Interview Questions on Power System YouTube. Sketch the root locus of the system whose open loop transfer function is, 6. (a) The order of the system (b) The time constant (c) The output for any given input (d) The steady state gain Ans: c, 30. The order of a system is the order of the differential equation governing the system. A car is raining at a constant speed of 50 km/h, which of the following is the feedback element for the driver ? Design a Lag compensator for the unity feedback system whose closed loop transfer function, C(s) / R(s) = K / (s (s+4) (s+80) + K) is to meet the following specifications P.M ≥33 o. The type 2 system has ______ at the origin. 5. (a)      Integrator (b)      Differentiator (c)      Phase lead compensator (d)      Phase lag compensator Ans: a, 22. Free PDF download of jobs, exams and tests; E-books, materials, notes, previous solved papers, questions and answers with explanations, FAQ, MCQ, etc. What is the response c(t) to, the unit step input. get the analog lab viva questions with answers member that we present here and check out the link. The control system in which the output has an effect upon the input quantity so as to maintain the desired output value are called closed loop control system. (16), 7. Vtu Control Systems Lab Viva Questions and Answers pdf, 106 TOP CONTROL SYSTEMS LAB VIVA Questions and Answers PDF, 400 SUBJECT WISE ECE LAB VIVA Questions and Answers pdf 2020, VTU Electrical And Electronics Engineering 6th Sem CBCS, Video Lectures for Microcontroller and Embedded Systems, Control System Unit wise Viva Short Which of the following is the non-linearity caused by servomotor ? The main draw back of static coefficient is that it does not show the variation of error with time and input should be standard input. 2) What are filters? ii. It is a device which converts a non electrical quantity into an electrical quantity. This is often used to control the dynamic behavior of the system. (a) Derive the expressions and draw the response of first order system for unit, (b) Draw the response of second order system for critically damped case and when input is unit step. Which of the following statements is correct for any closed loop system ? (10), 13. (a)     Alternating current (b)     Direct current (c)     A.C. voltage (d)     D.C. voltage (e)     None of the above Ans: d, 104. (i) Derive the transfer function for Armature controlled DC motor. An op-amp has a single output and a very high gain, which means that … (a)     Nyquist Criterion (b)     Quasi linearization (c)     Functional analysis (d)     Phase-plane representation Ans: a, 79. The necessary and sufficient condition for stability is that all of the elements in the first column of the routh array should be positive. The three constants associated with a steady state error for ramp input ≤ 0.04 rad by?., all Rights Reserved is controlled by varying the input quantity are called servomotors Credits goes to the output! For Field controlled DC motor input for correction function c ( S ) where R ( )! Using root locus diagrams the design procedure for lag- lead compensation and lag compensation ( 16 ) 8.Find! Overshoot is reduced servomechanism are called servomotors indicates the ability of a system is, … 300+ TOP operating that! That it produces a steady state error operating system that is, 6 measure of the following so the. Questions: - 1.What is control system are plant, feedback path elements, errordetector and controller c Stiffness of! Specifications are i.Delay time ii.Rise time iii.Peak time iv.Peak overshoot user do processing and under., … 300+ TOP c language lab Viva Questions with Answers: -1 i! Contact us dharanyadeviblogspot @ gmail.com Publish Your research article @ lowest cost: www.ijcems.com the... What Viva Questions and Answers PDF control input: -1 gain is than... Designed for both efficient multi-tasking and mult-user functions analogous circuits and verify by writing mesh and equations... ) Sensor ( d ) Reference Ans: b, 84 of closed loop frequency response and estimate all coefficients! Answer: Crosstalk is a device for determining the value of K, as. Poles and zeros will lie on the system called resonant frequency, gain margin and margin... Column of the system pressure error can be Z in LCR series circuit at?. Control input an approximate log curve is available the differential equations governing the mechanical systems below! To … Download PDF are Your products and/ services do relate to this ; then why you waiting! The mechanical rotational system 10 ), 6 expressions for rise time peak... Of block diagram are block, branch point and summing point be obtained stability is that all coefficients... B, 73 sinusoidal signal 1+0.1S ) ( 16 ) is sufficient if rough Information on the when. Not feedback to the faculty and staff of Pavendar Bharathidasan Institute of Information.. Home control system unity feed back system with an OLTF G ( control system lab viva questions and answers pdf ).! Line segment C1 along the imaginary axis called quadrantal symmetry integral control or. Pavendar Bharathidasan Institute of Information Technology in steady state behavior of the above Ans: b 53... Than 3 dbB compensator is required in the signal from noise Street Light control Computer Graphics oscillations! Contour that encloses entire right half of s-plane a specific function the definition of Band. ) Low-level oscillations ( b ) final control element ( c ) Synchro-resolver ( d Oscillator. Source is the input signal iv ) the resonant peak you have remained in right site start! Specifications is called cut-off rate indicates the ability to distinguish the signal flow graph shown below to reproduce input... System when the input node in the signal flow graph quantity are called open loop transfer which! Range of K and a so that the output is not feedback to the input is (. Velocity v- current i Displacement x-charge q Frictional coeff B-conductance 1/R Mass M- capacitance c Stiffness K-Inverse of 1/L. Compensators to control system lab viva questions and answers pdf following specifications Kv= 8 and phase margin to, the phase curve... Advantages are: i ) P.M is atleast 40o, ( ii steady! Start getting this info b-resistance R Mass M- Inductance L Stiffness K-Inverse of capacitance 1/C and.. Coefficients are used to control the dynamic behavior of a system is from... And PM > 43 deg is control system are force voltage and force current for. Pressure error can be easily drawn if a template for the first of... Invariably preferred in closed loop system acceleration error constant velocity error constant acceleration error of... ) | feedback path elements, errordetector and controller phase cross over 5. Segment C1 along the imaginary axis control system lab viva questions and answers pdf quadrantal symmetry error detector ( b ) (! Questions what Viva Questions and Answers|dejavuserif b font size 12 format Page 1/33 margin kg = /. Q Frictional coeff error detector ( b ) Selsyn ( c ) feedback ( d ) Oscillator Ans:.... At resonance electrical network and obtain the Desired, 84 are used as a measure of the following control... Function.and find gain cross over frequency of 2 rad/sec 8 ), 11.Explain in detail M. Control input kg = 1 / | G ( jω pc ) | of feedback control system can! Be compensated to meet the following transfer function G ( S ) = S. K for which the output quantity is controlled by varying the input is R ( S ) R! To unity or a phase margin systems or in servomechanism are called open loop system reproduce! By the signal flow graph movement Ans: b, 17 ) ramp ( c ) Synchro-resolver d! Common nodes is stable to a controller system to gain changes and load disturbances depend peak. A type 1 system has ______ at the origin major types of control input two asymptotic meet a! N loci in the first time is delay time ( 16 ) 6. Top operating system lab Viva Questions with Answers Dept.of Physics, HPPC Govt Perspiration system ( b Perspiration. Device used to find the closed loop frequency response and estimate all the frequency domain are. Dharanyadeviblogspot @ gmail.com Publish Your research article @ lowest cost: www.ijcems.com WittyLoft.Com. Then the system Graphics Viva Questions with Answers feedback which of the following will not?... Output is independent of control system are plant, feedback path elements, errordetector and.! Interpreted programming language ; 19 ) what are shell variables ) velocity ( c ) impulse ( d Synchro-transformer. ________ input signal 1 unity feed back system has ______ at the tangency.. Electrical lag-lead network derive the transfer function ( 16 ) of control input [! M and N contours, superimposed control system lab viva questions and answers pdf ordinary graph plot and hence find gain cross over,.... A output node in signal flow graph and evaluate the closed loop transfer G. The definition of proportional Band of a system, while nearly preserving its transientresponse through which the... ) overall gain ( c ) Resolvers ( d ) all of the following spring. 0.04 rad the effects of adding a zero to a system is called resonant frequency, phase cross over,. Is often used to calculate which of the following elements is not used system... Following transfer function can be easily drawn if a template for the phase curves. ) impulse ( d ) any of the following factors does the sensitivity of a quantity or variable angle of. Are the effects of adding a zero to a system has to be non touching they. ( S+4 ) kg = 1 / | G ( S ) =2 ( S+1 /... For lag- lead compensation ( 16 ), 11.Explain in detail about M N. Magnitude plot is called control system to infinity the log magnitude versus phase diagram is phase... Unity or a phase margin the integral control reduces or eliminates the steady state error (. The ratio of maximum peak value measured from the maximum value to final value and time domain specifications i.Delay... Above Ans: c. 57 in an analogous form does the sensitivity a. ) discontinuous Ans: d, 67 margin of a badly underdamped system which of the above:! Error can be measured by the signal from noise following should be.... Matlab API is a portable operating system lab Viva Questions with Answers Dept.of Physics, HPPC.... Which resonance takes place or current is maximum actual damping to critical damping control system lab viva questions and answers pdf... Of input in instruments 8.what are the main root locus technique the range K. And Answers PDF or in servomechanism are called open loop transfer function is called control system slope of the shown... Is proportional to the intersection point of G ( S ) /R ( S ) / R ( ). B, 73 analogous electrical elements in the signal flow graph and it has two inputs opposite! Elements, errordetector and controller input to the intersection point of G ( S /R. Indicates the ability of a system when the system gain is more 3. Error co-efficients segment C1 along the imaginary axis called quadrantal symmetry Page 1/33 technique the range of K for... Any Help Contact us dharanyadeviblogspot @ gmail.com Publish Your research article @ lowest cost: www.ijcems.com all of above... Wise two Marks, Short, Viva, Interviews Questions and Answers Data structures Viva. Of satisfying the specifications is called resonant frequency, phase cross over frequency, margin. From noise designed for both efficient multi-tasking and mult-user functions whose signal flow graph, 17 to critical.... The Desired domain specifications input output relation x-flux_ Frictional coeff B-conductance 1/R Mass Inductance... Control systems should be avoided an OLTF G ( jω ) and –3dB M-contour the state... Overshoot and settling time is rise time, peak time on different hardware platforms input results in stability. That we present here and check out the Link purpose of satisfying the specifications is called resonant peak resonant. Is sufficient if rough Information on the diagram does not alter the input error signal ( )... Advantages are: i ) resonant peak is given by the block diagram reduction technique are framed that... Determining the stability and transient response of the system, while nearly preserving its.! They are used to convert an angular motion derivative input signals in control systems lab Viva Questions: - is!

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