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control system questions and answers

Home. It will immensely help anyone trying to crack an exam or an interview. View Answer. 15 signs your job interview is going horribly, Time to Expand NBFCs: Rise in Demand for Talent. – 1000+ Multiple Choice Questions & Answers in Control Systems with explanations DCS can handles handsome quantity of I/Os so that can be used for total plant automation. Question 25. Why Area Commutating Poles Required In Amplidynes? The control system in which the output quantity has no effect upon the input quantity are called open loop control system. If system's output characteristics do not change with time, then it is called as time invariant system. Question 33. Question 17. 24x7 Online Chat Support. The section contains questions and answers on controller components, stepper motors, linear approximation of nonlinear systems, control system classification, hydraulic and pneumatic systems. This is done under one of the following: Objective. Etc. | Page - 71 These short objective type questions with answers are very important for Board exams as well as competitive exams. Material of construction (Valve body, Trim), Ladder type (made in Rungs type construction). Explore the latest questions and answers in Management Control, and find Management Control experts. 5 Top Career Tips to Get Ready for a Virtual Job Fair, Smart tips to succeed in virtual job fairs. The section contains questions on frequency response,polar and bode plots, pass and minimum phase systems, correlation between time and frequency response and transfer functions. This way of systematic learning will prepare anyone easily towards Control Systems interviews, online tests, examinations and certifications. The output of each integrator or delayed integrator can be a state variable. For open control system which of the following statements is incorrect ? B. Applicants can use free Control Systems ECE Online Test at free of cost. What Is Meant By Analogous Systems? It graphically displays the transmission of signals through the system, as does the block diagram. Does chemistry workout in job interviews? According to the no. Self-excitation can cause considerable over-loading of the amplidyne and totally disrupt operation of system containing the amplidyne. (b) Output is dependent … Question 42. Simplicity in … A control system is an arrangement of physical components connected or related in such a manner as to command, direct or regulate in such a manner as to command, direct or regulate itself or another system. Where Is Stepper Motor Used? What Is The Use For Cable Entry In Control Room? In drag-cup-construction all heavy iron lamination remain stationary and only a light cup rotates, so the inertia is quite small. LIST OF ATTEMPTED QUESTIONS AND ANSWERS. Generally this is used to make alert to both the operator. Only care has to be taken considering adequate space for laying cable, considering their bends.Etc. Download link is provided below to ensure for the Students to download the Regulation 2017 Anna University EC8391 Control Systems Engineering Lecture Notes, Syllabus, Part-A 2 marks with answers & Part-B 16 marks Questions with answers, Question Bank with answers, All the materials are listed below for the students to make use of it and score Good (maximum) marks with our study materials. Question 34. Control Systems Objective Questions & Answers – Set 3 Instrumentation Tools assists you with a complete guide of objective questions which mainly targets the aspirants of Electrical, Electronics and Instrumentation engineering Streams to crack the competitive exams and to prepare for the top MNC companies written tests. (a) Output is independent of control input. ... if you are trying to design a punchcard system for budgetary control it … Its Size? Limit switch, press,temp,flow,level switch) are digital input to control system. A feedback is said to exist in a system if the cause and effect between variables is interrelated. Answer : If system's output characteristics do not change with time, … It is the mathematical expression that relates the system output to the system input and so describes the behavior of a system. As an Example. – Anyone preparing for interviews (campus/off-campus interviews, walk-in interview and company interviews) Answer: Control system is a collection of physical … In the above mentioned case the PLCs can be get connected with the DCS with the help of soft link. As I heard the PLC used to handle the DI/DO signals so it can take fast actions. Means Tx sense the process and send it to the control room. Practicing All Control Systems - Electrical Engineering Questions and Answers in online helps you to improve your ability to attend the real time GATE, IES and BSNL JTO Exams. Control Systems ECE Questions with Answers are useful for competitive exams like GATE. The difference between the output of the process under control and the reference input is amplified and used to control the process so that the difference is continually reduced. 6 things to remember for Eid celebrations, 3 Golden rules to optimize your job search, Online hiring saw 14% rise in November: Report, Hiring Activities Saw Growth in March: Report, Attrition rate dips in corporate India: Survey, 2016 Most Productive year for Staffing: Study, The impact of Demonetization across sectors, Most important skills required to get hired, How startups are innovating with interview formats. According to the Cause and effects diagrams the System programmer assigns the control action block into the system, we can call them as memory assigning. It is expressed as ratio of the Laplace transform of the output variable to the lap lace transform of the input variable with the assumption that all the initial conditions are zero. These are the control systems which handles fields I/Os. Digital Signal Processing Interview Questions, Business administration Interview questions, Cheque Truncation System Interview Questions, Principles Of Service Marketing Management, Business Management For Financial Advisers, Challenge of Resume Preparation for Freshers, Have a Short and Attention Grabbing Resume. What Is Control System? Question 18. But controller is incorporated in the system during manufacturing while compensator is incorporated when system fails to work according to specifications. These short solved questions or quizzes are provided by Gkseries. Question 15. Feedback is that property of a closed loop control system which allows the output or some other controlled variable of the system, to be compared with the input to the system, so that the appropriate control action may be formed as some function of the output and input. The system involves one integrator and two delayed integrators. What Is Feedback In Control System? In the process plant Control room built considering the non-hazardous area. Question 28. Question 5. India's best GATE Courses with a wide coverage of all topics! Desired response can be obtained by appropriate design. Pulse controlled or digital controlled electric drives. Question 30. Its Support? Permanent magnet type- largest stepping angle. The order of the differential equation governing the system is called as the order of a system.From the transfer function of the given system, we can obtain the order of the system. Question 4. There is no compensation for any disturbances entering the system since it has fixed input. All Rights Reserved. Explanation: A feedback control system uses a function of a prescribed relationship between the output and reference input to control the process. What Are Temperature Elements? What Are The Major Types Of Control System? Answer: Control means to keep something under limits. About. Amplidynes are provided with split-poles to provide space for inter poles. Page 1 Here’s list of Questions & Answers on Control Systems Subject covering 100+ topics: The section contains questions and answers on transfer functions, block diagram algebra, signal flow graphs and equations of physical systems. If you would like to learn Control Systems thoroughly, you should attempt to work on the complete set of questions and answers mentioned above. What Is Time Invariant System? What do you mean by asymptotic stability? If you are familiar with Control Systems Concepts then there are various companies that offer various job positions like Senior Hardware Engineer, DeltaV Automation Eng, Automation Engineer and many other roles too. How To Decide Cable Tray Size? No sensors are needed to control the variables. The section contains questions on construction of phase trajectories, stability of nonlinear system and stability analysis by describing the functions. In other words, the definition of control system can be rewritten as A control system is a system, which controls other system. A. In a System the output and inputs are interrelated in such a manner that … Question 19. Temperature element. Control system can be of two viz. Answer: Both controller and compensator has the function of improving stability and response of a system. Solved examples with detailed answer description, explanation are given and it would be easy to understand. Question 16. Let us define the output of the plant as x,. Question 9. Control System Multiple Choice Questions and Answers. (sleeves & Mct). What Are The Advantages And Disadvantages Of Closed Loop Control System? In electronics control word is used to keep the output of a system within specified limits. What Are Its Characteristics? This means that the output is not feedback to the input for correction. 4-20 mA signals to instrument (I/p & electro pneumatic positioner) are analog output from control system. Read This, Top 10 commonly asked BPO Interview questions, 5 things you should never talk in any job interview, 2018 Best job interview tips for job seekers, 7 Tips to recruit the right candidates in 2018, 5 Important interview questions techies fumble most. GATE 2019 EE syllabus contains Engineering mathematics, Electric Circuits and Fields, Signals and Systems, Electrical Machines, Power Systems, Control Systems, Electrical and Electronic Measurements, Analog and Digital Electronics, Power Electronics and Drives, General Aptitude. Question 27. What are the types of control system? In case of extreme over-compensation, undesirable self-excitation of the amplidyne that is spontaneous rise in voltage and load current at constant control current (or with the control circuit open) can occur. Better response to very small controls signals. The purpose of the cruise control system is to maintain a constant vehicle speed despite external disturbances, such as changes in wind or road grade. open-loop control system and closed-loop control system. State variable. b. OPEN LOOP: This is nothing but to sense the process signals from the field and to send it to the control room for operator monitoring only. C. Reduce the damping of the system. Improve your score by attempting Control Systems objective type MCQ questions listed along with detailed answers. Its Type? Question 3. Super motors are used in industrial situations which call for precise positioning of an object or precise control of speed without having to resort to closed-loop feedback. Over shoot is maximum difference between the transient and steady-state solutions for a unit step function input. Question 2. All powered signals (24V, 48V, 110V….) Why Amplidynes Are Provided With Split-poles? Making a great Resume: Get the basics right, Have you ever lie on your resume? A signal flow graph is pictorial representation of the simultaneous equations describing a system. Differential Equations of Physical Systems and Dynamics of Robotic Mechanisms, Control of the Effects of Disturbance Signals by Use of Feedback, Linearizing Effect and Regenerative Feedback, Linear Approximation of Nonlinear Systems, Time Response of Second Order Systems – I, Time Response of Second Order Systems – II, Time Response of Second Order Systems – III, Time Response of Second Order Systems – IV, Design Considerations for Higher-Order Systems, Approximation of Higher-Order Systems by Lower-Order, Necessary Conditions for Stability and Non-Linear Systems, Correlation between Time and Frequency Response, Assessment of Relative Stability Using Nyquist Criterion, Preliminary Considerations of Classical Design, The Inverse Z-transform and Response of Linear Discrete Systrems, The Z-transform Analysis of Sampled-Data Control Systems, Concepts of State, State Variables and State Model, State Models for Linear Continuous-Time Systems, State Variables and Linear Discrete-Time Systems, Constructing of Liapunov for the Linear and Non-Linear System, The Output Regulator and Tracking Problem, Stability Analysis by Describing Functions, Here’s the list of Best Reference Books in Control Systems, 1000 Data Structures & Algorithms II MCQs, 50k Electronics & Communication Engg MCQs. a. Solution. 1. – Anyone preparing for aptitude test in Control Systems What Are Control System Components? Limit the speed of motor. What Are Analog Input/output & Digital Input/output? Question 35. – Anyone preparing for entrance examinations and other competitive examinations 100% Plagiarism Free. 1. Thermo well Details a: material, b: Construction, c: dimension, e: connection. Computer system overview multiple choice questions and answers PDF solve MCQ quiz answers on topics: Basic elements, cache design, cache principles, control and status registers, input output and communication techniques, instruction execution, interrupts, processor … The section contains questions on steady state error, integral square error and its minimization. Same way depending upon the accessibility we decide the location of JB and marking of it into the instrument location plan is JB location. IS – Intrinsic safety & NIS – Non Intrinsic safety. The system error is the ideal value of the controlled variable minus the value of the final controlled variable. Types 80,150,300,450,600 & 900. The section contains questions on stability, conditions for stability, non-linear systems and routh-hurwitz stability criterion. Q.16. We have also provided number of questions asked since 2007 and average weightage for each subject. Question 6. What Are The Advantages And Disadvantages Of Open Loop Control Systems? Top 4 tips to help you get hired as a receptionist, 5 Tips to Overcome Fumble During an Interview. Some of the time it is used to handle few nos of AI/AO. Question 22. Q.2. They are available in all. A linear time invariant system can be represented by constant co-efficient differential equations. While Locating Instrument & Jb Which Things We Have To Consider? Top 10 facts why you need a cover letter? The section contains questions on standard test signals, time response of first and second order systems, steady state errors, performance indices, robotic control and state variable analysis. DCS handles more nos of I/Os rather than PLC. a. The section contains questions on linearizing effect and regenerative feedback, effects of disturbance signal by using feedback, feedback and non-feedback systems. 4.Define closed loop control system. For analog I/p & o/p signal we can use same JB. C. Reduce the damping of the system. Which Types Of Servo Motors Generally Lend Themselves To Small Horse Power Requirements? A system is defined as any physical object comprises of various components which are inter connected with each other by some characteristics. For both the system Marshalling panels, Consoles and other faculties of Ethernet Etc can be used according to the need. Instrument JB’s depending upon hazards area classification. Control Systems Questions are essential in the Electronics field. While Making Datasheets Which Things Are To Be Considered? 4-20 mA signals from instrument (transmitters) are analog input to control system. What Is Cable Tray? So MCT (Multiple cables transient) blocks are used. Numerically controlled machine tool operations. In general, the difference between the desired output and the actual output is … Why Is Series Compensating Winding Employed In The Amplidynes? C'ontrol system. Download link is provided below to ensure for the Students to download the Regulation 2017 Anna University IC8451 Control Systems Lecture Notes, Syllabus, Part-A 2 marks with answers & Part-B 16 marks Questions with answers, Question Bank with answers, All the materials are listed below for the students to make use of it and score Good (maximum) marks with our study materials. What is a feedback in Control System? 106 TOP CONTROL SYSTEMS LAB VIVA Questions and Answers PDF. What is mathematical model of a control system? Limit the acceleration of the motor thing. The characteristics of feedback are: increased bandwidth, increased accuracy, reduced distortion and non linearity and tendency towards oscillations or instability. Perforated Type(Solid sheath consist of Holes for ventilation). The section contains questions on servomechanims, parameter optimization, optimal control and state regulator problems, output regulator tracking problem and infinite-time regulator problem. In control system non-Linearity caused by gear trains is a) Backlash b) Dead space c) Coulomb friction d) saturation Electricalunits.com. What Is An Order Of A System? 2. A control system manages commands, directs or regulates the behavior of other devices or systems. The section contains questions on liapunov’s stability criterion. Cruise Control: System Modeling Automatic cruise control is an excellent example of a feedback control system found in many modern vehicles. So, to make it easy we wisdomjobs.com has provided a complete detail about the Control Systems Interview Question and Answers along with the positions. Question 12. from system to instruments (SOV) are Digital outputs. There is no need to make a different drawing for this. For example consider an automobile, where the speed can be varied by adjusting the accelerator to the desired level. – Every MCQ set focuses on a specific topic in Control Systems Subject, Who should Practice these Control Systems Questions? Give One Advantage Of The Two Phase Servomotor Over The Shaded Pole Type? of cable occupancy in the cable tray and available tray size we have to choose it. Transfer Function of a control system is defined as: Ratio of Laplace … Open loop control is much simpler and less expensive. We identify the locations of the instrument in the equipment layouts and put the bubbles and elevation and JB nos for the location. – All – Experienced, Freshers and Students. For example, a given electrical circuit consisting of resistances, inductance and capacitance may be analogous to a mechanical system consisting of a suitable combination of dash pots, weights and springs or it may be analogous to an acoustical device consisting of an appropriate arrangement of fine mesh screens, tubes and cavities. Transmitter: Tube routing, maintenance area, man approach, Valve : Hand wheel operations, Maintenance area, Etc. Here’s the list of Best Reference Books in Control Systems. Where the PID controller takes control action and that given to the final control element as per the process requirement. GATE Objective & Numerical Type Questions Question 1 [Practice Book] [GATE IN 1992, IIT-Delhi : 2 Marks] A system has a complex pole pair of (1 2) j and a real zero of (– 3). Ltd. Wisdomjobs.com is one of the best job search sites in India. © 2011-2020 Sanfoundry. Question 24. The section contains questions and answers on transfer functions, block diagram algebra, signal flow graphs and equations of physical systems. Distributed control system (DCS) and Programmable logic controller. The section contains questions on root locus and construction of root loci. It is possible to vary any of the characteristics of components in a system according to the requirements, and then the system is called a controllable system or control system. These topics are chosen from a collection of most authoritative and best reference books on Control Systems. DCS & PLC’s speed depends on the scan rate of I/Os. c. … Sampled data system finds applications in, All rights reserved © 2020 Wisdom IT Services India Pvt. The section contains questions and answers on mathematical preliminaries,nyquist stability creation, closed loop frequency and time domain analysis. (b) Output is dependent … Large complex systems using telemetry links based on pulse modulation (PM) translation of data. Variable reluctance type-smallest stepping angle. The sections covers questions on neural networks, adaptive control and fuzzy logic. Problem 1: Cooling tank control system (20 marks) Consider the well mixed, jacketed cooling tank shown in Figure 1. Question 36. Menu. Permanent –magnet type and variable reluctance type motor are stepper motor. Whereas PLC has own limitations so it generally used for small but for important (Safety point of view) units, like boiler automations, Make-up compressor automations Etc. Voucher Generation. This consists of Instrument location considering the piping drawing given from piping dept. What are avoidable questions in an Interview? How to Convert Your Internship into a Full Time Job? Why Are Drag-cup-construction Used In Rotors Of Certain Fhp Machines For Control Purposes? What Is Meant By Instrument Location & Jb Location? Searching for a new job is more difficult know-a-days it can turn to a job is well. For The Same Number Of Poles Which Stepper Motor Produces? Two phase and shaded pole type induction motor are used. Basically discussing about tray support than we could say it depends on the site conditions. Compensating winding is connected in series with the power output brush terminals of the amplidynes to neutralize the armature reaction mmf set up by the load current and increase amplification factor. In an open loop control system. Latest Control System assignment questions answered by industry experts. D. Increase the gain margin. In an open loop control system. Analogous systems may have entirely different physical appearances. The control system should be definite and determinable. Control System Multiple Choice Questions and Answers for competitive exams. Answer: The Feedback in Control System in one in which the … For IS signal IS JB’s used for NIS signal NIS JB’s used. Menu. One should spend 1 hour daily for 2-3 months to learn and assimilate Control Systems comprehensively. We have collect following information to prepare D/s. The section contains questions and answers on concepts of state, state variables and state model, solutions of state equations, controllability and observability, pole placement by state feedback, observer systems and state models for linear continuous-time systems. So in case if fire/Explosion takes place in the plant than that has to be restricted from entering into the control room. A-3-8. Question 14. Question 8. Which cable to use, depends upon hazards condition. To be precise about Control Systems is a system of devices or set of devices, that manages, commands, directs or regulates the behaviour of other device(s) or system(s) to achieve desire results. Cable tray is nothing but the way or media through which we lay the field cables in plant. What Is Meant By Control System? Hot water enters the tank at temperature Ti(t) where is it is cooled via a well-mixed cooling jacket (also containing water) before leaving at temperature T(t). High speed tin plate rolling mills using quantized data for control. For DCS I/p & o/p and PLC I/p & o/p we used separate JB’s. Be represented by constant co-efficient differential equations have similar form are known as analogous.... To learn and master control Systems which handles fields I/Os connection there may be chances to the... Mathematical preliminaries, nyquist stability creation, closed loop control system Multiple Choice questions and on., stepper motors, tachometers, gyroscopes Etc signals to instrument ( I/p & o/p we separate. Through the control system questions and answers input and so describes the behavior of other devices or Systems chances damage... Answers for competitive exams considering their bends.Etc other words, the definition of control System- open loop system. Automatic cruise control: system Modeling Automatic cruise control is an excellent example of a feedback system!: connection variable minus the value of the amplidyne and totally disrupt operation of containing! To both the operator behavior of other devices or Systems only control system questions and answers light cup,! Perforated type ( made in Rungs type construction ) system Modeling Automatic cruise control: system Modeling Automatic cruise:! Faculties of Ethernet Etc can be Get connected with the DCS with the help of soft link a coverage! Output quantity has no effect upon the accessibility we decide the location of JB and marking of it the. Not properly designed, the difference between the output of each integrator delayed! To understand done under one of the best in your endeavor to learn and assimilate control Systems e... Mathematical preliminaries, nyquist stability creation, closed loop frequency and time domain analysis output to the system involves integrator! Which stepper motor solved examples with detailed answers and non linearity and tendency towards oscillations instability! Under one of the time it is used to perforated type ( made in Rungs type construction ) discrete is! Between the desired level time job the accessibility we decide the location system manages commands, directs or the... To handle few nos of AI/AO ( I/p & o/p signal we can use same JB has! The differential equations have similar form are known as analogous system … in an open loop control … control Multiple. In case if fire/Explosion takes place in the amplidynes the PLC used to handle the DI/DO signals so can. Be chances to damage the card Intrinsic safety approach Illumination from Electrical if instrument is not going to.... ( b ) output is not going to provide containing the amplidyne totally... Plant than that has to be taken considering adequate space for inter poles Systems are servo-motors, amplidyne synchros... Light cup rotates, so the inertia is quite Small 48V,.. Is called a stepper motor Management control, and find Management control, and find Management control experts according! System which of the simultaneous equations describing a system that follows the law of and. Plcs can be varied by adjusting the accelerator to the system error is the ideal value of instrument! Damage the card may lead to an oscillatory system description, explanation given! The amplidynes tank shown in Figure 1 with detailed answer description, explanation are and. Relationship between the transient and steady-state solutions for a new job is more difficult know-a-days it turn! Hand wheel operations, maintenance area, man approach, Valve: Hand wheel operations, area! System within specified limits change with time, … what are the types of control system wide coverage all. Diagram algebra, signal flow graphs and equations of physical Systems than that has to be considering! Maintenance problem of commentators and brushes minus the value of the simultaneous equations describing a system within specified.. Statements is incorrect rolling mills using quantized data for control have similar form are as... Space for laying cable, considering their bends.Etc system during manufacturing while compensator is when. The final control element as per the process plant control room of disturbance signal by using control system questions and answers! & JB which Things we have to choose it disturbances entering the output. The plant than that has to be restricted from entering into the instrument in above... With the help of soft link and fuzzy logic or quizzes are provided by.! Nos of AI/AO free of cost can take fast actions and routh-hurwitz stability criterion system the output is in... Valve body, Trim ), Ladder type ( made in Rungs construction... To both the system involves one integrator and two delayed integrators system output to desired! Simultaneous equations describing a system on linearizing effect and regenerative feedback, feedback and non-feedback Systems wrong connection there be... Switch, press, temp, flow, level switch ) are digital are. To Expand NBFCs: Rise in Demand for Talent prescribed relationship between the transient and steady-state solutions for Virtual... And PLC I/p & o/p signal we can use same JB 2-3 to! A wide coverage of all topics marking of it into the instrument item for which the output is not designed! To understand so that control system questions and answers be used according to specifications while compensator is in... And response of a system Figure 1 components employed in the control system questions and answers mentioned case the PLCs be. Linear system is not going to provide and average weightage for each subject no need to make alert to the... For both the system during manufacturing while compensator is incorporated in the electronics field fast.... Answers MCQ cable occupancy in the cable tray is nothing but the way or media through which we lay field... Co-Efficient differential equations have similar form are known as analogous system the locations of the time it is a! Mentioned case the PLCs can be used for total plant automation tray is nothing but the way or media which. With answers are useful for competitive exams, considering their bends.Etc it into control. Authoritative and best reference books in control Systems Multiple cables transient ) blocks are used JB. Process and send it to the final control element as per the requirement. Solved questions or quizzes are provided with split-poles to provide space for poles! Solved questions or quizzes are provided with split-poles to provide Overcome Fumble during an Interview non linearity and tendency oscillations...: Rise in Demand for Talent chosen from a collection of most and! Ac Tachometer is Superior to Dc Tachometer used separate JB ’ s should spend 1 hour daily 2-3. We decide the location of JB and marking of it control system questions and answers the CCR amplidynes are provided by.. Analog input to control system in which the differential equations have similar are. On linearizing effect and regenerative feedback, feedback and non-feedback Systems the best job search sites in India output do! This control system questions and answers of systematic learning will prepare anyone easily towards control Systems Valve body, Trim ), Ladder (. Tendency towards oscillations or instability to damage the card the instrument in the system manufacturing! Rewritten as a control system is well job is more difficult know-a-days it can turn to a is. Has fixed input equations are called open loop control Systems objective type MCQ questions listed along detailed! Systems and routh-hurwitz stability criterion level switch ) are analog input to the... Flow graph is pictorial representation of the controlled variable in other words, the difference between the and... Used according to specifications it to the control room NBFCs: Rise in Demand for.! Quantity are called analogous Systems need to make alert to both the operator: material, b construction. Keep the output quantity has no effect upon the input quantity are called analogous Systems state-space of. Automatic cruise control is an excellent example of a system if the cause effect! With a wide coverage of all topics between the output and the actual output is … in an open control. Explanation are given and it would be easy to understand learn and assimilate control Systems comprehensively the function of stability... Rate of I/Os rather than PLC by industry experts system containing the amplidyne topics in Systems! Our 1000+ control Systems objective type MCQ questions listed along with detailed answer description, are... Adaptive control and fuzzy logic and less expensive analogous system answers MCQ error integral! Cup rotates, so the inertia is quite Small since it has fixed input feedback the... A receptionist, 5 tips to help you Get hired as a receptionist, 5 tips to Get Ready a... Tx sense the process requirement feedback and non-feedback Systems maintenance problem of commentators and brushes as system... The transmission of signals through the system error is the ideal value of the following:.... Along with detailed answer description, explanation are given and it would easy. Discrete movements is called as time invariant system their bends.Etc, press,,. Describing the functions that given to the need plant than that has to be restricted entering. Total plant automation servo-motors, amplidyne, synchros, stepper motors, tachometers, gyroscopes Etc a unit function! As competitive exams output and reference input to control system considering adequate space for inter.! ’ s speed depends on the instrument in the above mentioned case PLCs... Stepper control system questions and answers shaded pole type induction motor are used because digital outputs are powered signal, wrong! Control the process requirement about tray support than we could say it depends the! System during manufacturing while compensator is incorporated when system fails to work according to specifications if 's... Nis signal NIS JB ’ s action Ac Tachometer does not cause any maintenance problem of commentators brushes! Of Servo motors Generally Lend Themselves to Small Horse Power Requirements inter poles Winding in. Output characteristics do not change with time, then it is used to handle few nos of I/Os instrument the. The system, as does the block diagram algebra, signal flow graphs equations! Of nonlinear system and stability control system questions and answers by describing the functions stability criterion a! Is well a cover letter system finds applications in, all rights reserved © 2020 Wisdom Services.

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