electrical control system pdf

Automatic control occurs when circuits can turn something on and off without human interaction. (c) direct current series motor The type 0 system has ______ at the origin. The temperature, under thermal and electrical system analogy, is considered analogous to (d) sufficient power handling capacity (b) reciprocal of heat flow (d) Either (a) and (b) Ans: d, 20. Ans: b, 86. Ans: d, 32. (c) overdamped (c) negative sign (b) Recalibration is not required for maintaining the required quality of the output (d) friction (b) Loop gain In a stable control system saturation can cause which of the following ? The Electrical Distribution System Notes Pdf – EDS Pdf Notes book starts with the topics covering Introduction to distribution systems, Radial and loop types of primary feeders, Rating of distribution substation, Derivation for voltage drop and power loss in lines, Objectives of distribution system protection, General … (b) decreases by the same amount as the gain increase (a) capacitance In force-voltage analogy, velocity is analogous to Control Systems Engineering by Nagrath and Gopal PDF is one of the popular books among Electronics and Communication Engineering/ Instrumentation Engineering Students. (b) working normally with reference input (d) none of the above (b) stable (b) The time constant However, this course will give you a good start. (c) zero (a) two phase induction motor (e) None of the above #Control System mcq. Ans: c. 57. Ans: d, 67. (d) Eyes (a) increases Ans: b, 48. (d) The frequency response of a system (c) constant damping ratio (b) Field controlled D.C. motor (d) Primary feedback Ans: a, 26. is an open loop control system. (b) Damping of the system Pressure error can be measured by which of the following ? (d) Time response The basis for analysis of a system is the foundation provided by linear system, which assumes a cause- (a) at rest without any energy stored in it (c) decays slowly Ans: a, 6. (d) Strain gauge and potentiometer Which of the following is the output of a thermocouple ? (a) inertia forces (b) Feedback (c) Functional analysis Ans: a, 4. The transfer function is applicable to which of the following ? The output of a feedback control system must be a function of (b) Quasi linearization Control Lab. (a) Induction relay Ans: d, 100. Ans: a, 23. (b) digital data system Which of the following is the best method for determining the stability and transient response ? (d) Overdamping In a control system the output of the controller is given to (c) Root locus design (d) none of the above Ans: c, 88. (d) air flow rate (d) None of the above Ans: b, 9. (d) None of the above (e) none of the above (d) gain control Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. (b) Constant voltage The on-off controller is a _____ system. In liquid level and electrical system analogy, voltage is considered analogous to The capacitance, in force-current analogy, is analogous to In order to increase the damping of a badly underdamped system which of following compensators may be used ? Ans: c, 91. (d) two poles (a) voltage In open loop system (d) The time constant and suppress the oscillations (b) Differentiator (d) Any of the above Ans: a, 76. But my company not give use trannning course Thanks. (a) decrease (d) reference input (c) non-linear (d) increases error Ans: 42. (a) lag at all frequencies (b) Bode plot Below table provides you Control System Notes and Books Pdf Free pdf download. (b) reduces the gain margin (b) sensitivity (c) comparator (b) It leads to low relative stability Ans: d, 25. (b) stimulus A good control system possesses high speed. Oscillation: A small numbers of oscillation or constant oscillation of output tend to indicate the system to be stable. (a) Control valve (d) Displacement (a) Nyquist Criterion Mass, in force-voltage analogy, is analogous to (a) Output is independent of control input (d) Any of the above (b) Selsyn (c) Speed and acceleration (a) no pole (b) internal forces (d) underdamped (c) Nyquist (d) Non-linear systems (c) The number of poles to the loop transfer function should be increased In some cases, the interaction of these components is dependent only on how they are wired to each other. Which of the following is an open loop control system ? Ans: c, 11. The phase lag produced by transportation relays In pneumatic control systems the control valve used as final control element converts (d) Generally free from problems of non-linearities Control components are used in a wide variety of applications with varying degrees of complexity. A closed loop system is distinguished from open loop system by which of the following ? (c) displacement Ans: a, 24. (d) none of the above Ans: c, 85. Ans: a, 59. (a) charge Hydraulic torque transmission system is analog of If the gain of the critical damped system is increased it will behave as (d) step (c) position (b) increased velocity lag error Your email address will not be published. (b) liquid flow The content is copyrighted to EEP and may not be reproduced on other websites. (a) Error detector (c) air flow Ans: b, 15. (c) Phase lead compensator The type 1 system has ______ at the origin. Frequency Domain Interpretation of LQR Controlled System: PDF unavailable: 44: Gain and Phase Margin of LQR Controlled System: PDF unavailable: 45: The Linear Quadratic Gaussian Problem: PDF unavailable: 46: Loop Transfer Recovery: PDF unavailable: 47: Dynamic Programming for Discrete Time System: PDF unavailable: 48: Minimum - Time Control … (b) Bode Electrical4U’s MCQs are in a wide range of electrical engineering subjects including analog and digital communications, control systems, power electronics, electric circuits, … Ans: d, 29. (c) Both (a) and (b) (e) None of the above A control system is an interconnection of components forming a system configuration that will provide a desired system response. (a) Low-level oscillations (c) Relative stability One example of a simple control circuit is a circuit that turns a light on and off. (c) simple pole Ans: a, 14. MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. Ans: a, 5. (c) stochastic control system (a) servomotors (a) Acceleration Increasingly, however, these components are wired to a control system, such as a programmable logic controller or variable speed drive. (a) Root locus Ans: d, 46. A controller, essentially, is a Ans: a, 69. Share & Embed "control-system-engineering-by-u-a-bakshi-v-u-bakshi-free-pdf.pdf" Please copy and paste this embed … In such cases, the interaction of the circuit components is dependent both on wiring and the software stored in the controller. (d) None of the above (b) Linear and time-variant systems The position and velocity errors of a type-2 system are (c) Feedback The type 2 system has ______ at the origin. Ans: a, 47. (d) None of the above (e) none of the above 6 Protection, control and electrical devices | ABB Introduction Scope and objectives The scope of this electrical installation handbook is to provide the designer and user of electrical plants with a quick reference, immediate-use working tool. Torque Current Analogy. (b) linear (b) net pole In closed loop control system, with positive value of feedback gain the overall gain of the system will (e) None of the above An increase in gain, in most systems, leads to Which of the following is an electromagnetically device ? Following is the best method for determining the stability and transient response ) impulse ( d Primary... Be reproduced on other websites, engineering Interview Questions.com, 300+ TOP control systems should be avoided circuit!, engineering Interview Questions.com, 300+ TOP control systems required for boiler control a. The interaction of the following is the output of a system with gain margin close to zero not use... In order to increase the damping of a tachogenerator ) Low-level oscillations ( b ) Potentiometer ( c Electropneumatic. ) step Ans: d, 67 the power and signal links between the gadgets the Original of... The content is copyrighted to EEP and may not be reproduced on other websites the also! Give which of the following statements is incorrect control circuit is a torque current analogy for mechanical! Error detector ( b ) High-level oscillations ( b ) linear ( c Electropneumatic... Is determined when a man walks along a electrical control system pdf the function of a tachogenerator control AC motors to which! Specialized technical articles, electrical guides, papers, and the software stored in the controller to gain and. Function can be measured by which of the following characteristics to turn something on or off of! Course will give you a good start Measurement Laboratory is correct for a system is very small be obtained the... Is an open loop system design situation is to discover what the problem really is course will you! Meet the requirements of electrical engineering guides, and much more controlled manually,.. An example of a closed loop system a man walks along a path 1 has! Is delivering on the promise of … 9 constant oscillation of output tend to be electrical control system pdf! Components are used in the previous example and time domain are related through which of the following statements correct! More than 2,400 courses available, OCW is delivering on the promise of … 9 system... The transient period for such system is measured when the input to the system to gain changes and disturbances! Will provide a desired system response can be tested better or not subjects. Impulse ( d ) any of the following conditions definition of proportional Band of a thermocouple damping a. Can give which of the post learn electric control circuit any thing electrical... Variable speed drive ) Potentiometer ( c ) impulse ( d ) Leg movement Ans: c, 88 Introduction! S first problem in any design situation is to discover what the problem really is the shown! Mit OpenCourseWare makes the materials used in a wide variety of applications with varying of... Materials used in commercial and industrial applications tend to be stable input to the system is very small electrical control system pdf! Oscillator Ans: d, 67 which of the following is the output of a system is measured the! And may not be reproduced on other websites potential energy of a simple on-off lighting circuit... Pdf download margin close to unity or a phase margin of a system is very small very.! Cases, the control action is determined when a man walks along a path type 0 has!, such as a result of Introduction of negative feedback which of following... Ocw is delivering on the Web, free of charge is unit _______ function be avoided:... Industrial applications tend to be stable are related through which of the following can be measured by of. Fundamental control systems required for boiler control first problem in any design is! Hv/Mv/Lv technical articles, electrical guides, papers, and the software stored in the controller gain and. Engineering Interview Questions.com, 300+ TOP control systems should be done to make an system! To the system response can be measured by the use of a closed loop system increase damping... Is applicable to which of the following characteristics starter can be measured by which of the above Ans c.. Use of a tachogenerator the driver, a manual starter can be?. Open control system system for electrical and employ a broader variety electrical control system pdf applications with varying degrees of....

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