The following section consists of Chemistry Multiple Choice questions on Process Control and Instrumentation. Piezoelectricity is   the electric   charge that   accumulates   in   certain   solid   materials   (such   as crystals, certain ceramics)  in  response  to  applied  mechanical stress. Q.11. Industrial Instrumentation Interview Questions ; Question 18. ELECTRONICS & INSTRUMENTATION Objective Questions and Answers pdf free Download EEE & EIE Students,mcqs,interview questions,viva lab,online quiz The key attribute to Fieldbus communications is higher speed communications with the possibility of addressing multiple transmitters all on the same field wiring. 250+ Electronics & Instrumentation Engineering Interview Questions and Answers, Question1: Square root calculation for dp flow transmitter? Top 100 Instrumentation Engineering Questions & Answers Collection. The shaft has an intermittent reflecting (white) and non reflecting (blade) surface. Question 15. Mention some of the transducers. Why Is Flow Measured In Square Root? The extent to which the measured value deviates from the true value of the measurand. Question2: Define all the process Variable and state their unit of measurement? Instrumentation Interview Questions and Answers will guide us now that Instrumentation is the branch of science that deals with measurement and control. Instrumentation interview questions. Flush both the impulse lines. Mar 21, 2019 - Are you preparing for instrumentation lab exams or instrumentation workshops ? Steam Service: On steam service the transmitter is mounted below the orifice plate with condenlate pots. The measurement accuracy is high as the measurement done by comparing the known & unknown value. This is used for colloidal and sherry flow measurement. INSTRUMENTATION Engineering Interview Questions and Answers pdf free download,INSTRUMENTATION Engineering multiple choice Questions and Answers,online test Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Q.17. Q.1. Q.27. While every viva is different and most questions will be specific to your project, below is a list of generic questions that your examiners might ask about how your thesis developed, your research area in general and the strengths and weaknesses of your work. How Do You Calculate New Factor From New Range Using Old Factor And Old Range? A process control is continuous changing of a process variable to desire variable according to the measured feedback variable from the process. Common Interview Questions: Entry Level Instrumentation. Q.8.What is meant by balanced condition for Wheatstone bridge? Question5: what is difference between differial pressure & delta pressure? 3. 250+ Industrial Instrumentation Interview Questions and Answers, Question1: What are the process Variable? Ltd. Wisdomjobs.com is one of the best job search sites in India. Since this flow varies as the square root of differential pressure the pen does not directly indicate flow. Therefore the thermocouple measures unknown temperature of the body with reference to the known temperature of the other body. The Peltier effect plays a prominent role in the working principle of the thermocouple. A thermocouple is made of two dissimilar metals joined so that a potential difference generated between the points of contact is a measure of the temperature. Explain the operation of Wheatstone bridge. Overall, thermocouples are able to withstand rugged applications. INSTRUMENTATION Engineering Interview Questions and Answers pdf free download,INSTRUMENTATION Engineering multiple choice Questions and Answers,online test Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Making a great Resume: Get the basics right, Have you ever lie on your resume? 3.2.1 Voltage step 32 3.2.2 Time constants 33 3.2.3 Phase change 35 3.3 RC Filters 38 3.4 AC Bridges 39 3.5 Magnetic Forces 40 3.5.1 Magnetic fields 40 3.5.2 Analog meter 42 Does chemistry workout in job interviews? Question 2. How Do You Identify The H. P. Side Or Inlet Of An Orifice Plate In Line? Note:  If they are being installed in a previously installed Explosion Proof assembly, (with an enclosure and thermowell) the sensor may require certain electrical tests to ensure it is acceptable in the Ex assembly. The amount of emf generated is different for different combinations of the metals. These objective type Electrical and Electronic Measurements & Instrumentation questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. Are you preparing for instrumentation lab exams or instrumentation workshops ? Do you have employment gaps in your resume? On services where seal pots are used isolate the primary isolation valves and open the vent valves. Q.10. side with glycol. 5 Top Career Tips to Get Ready for a Virtual Job Fair, Smart tips to succeed in virtual job fairs. Basics of V…, Transformers Interview Questions & Answers, Interview Questions on Vibration Measurement, Interview Questions on Differential Pressure Flow Transmitter, Basics of Valves Interview Questions & Answers, 200 Quiz Questions for Instrumentation and Control Professionals, Programmable Logic Controller Questions and Answers, Electrical & Instrumentation QC Interview Questions, What is Electrical Conduit? Torque is a twisting or turning force about an axis that can be applied in a clockwise or counter-clockwise direction. Industrial Instrumentation Interview Questions ; Question 18. Say the pen reads 50% of chart. Question 17. What is called output offset voltage of an Op-amp? Here is the list of most frequently asked Instrumentation Lab Viva Questions. The piezoelectric effect is understood as the linear electromechanical interaction between the mechanical and the electrical state in crystalline materials. How to Convert Your Internship into a Full Time Job? A distinction that seems to depend on the viewpoint or motives of the employees at the organization. A Resistance Thermometer or Resistance Temperature Detector is a device which used to determine the temperature by measuring the resistance of pure electrical wire. Do you have excellent problem solving ability? Share 0. Explain the operation of Wheatstone bridge. Question3: What are the primary elements usedfor flow measurement? Any process plant has to continuously monitor and control four important parameters. Q.20. In order to help you sail through your Instrumentation Interview, we have collated some crucial questions and answers which contain all the information related to a process control and instrumentation job. The accuracy is independent of characteristics of a null detector and it is dependent of the component value. Profibus Communication Interview Questions & Answers…, Read the frequently asked Profibus Communication Interview Questions & Answers useful for Automation Engineers, PLC Engineers, DCS Engineers. The primary elements used for flow measurement are: Question 4. How Do You Identify An Orifice In The Pipe Line? Measurement and Instrumentation (MI) Lab - Viva Question Measurement and Instrumentation Lab - VIVA QUESTIONS. So, try your luck of this emerging technology of industrial instrumentation by looking at the given industrial instrumentation questions and answers and find your rewarding careeer. In a process control and instrumentation job, you will get a chance to design, research and develop new devices which can be used to monitor and control various industrial operations. The degree of reproducibility among several independent measurements of the same true value under reference conditions. In order to calibrate the thermometer, the bulb is made to reach thermal equilibrium with a temperature standard such as an ice/water mixture, and then with another standard such as water/vapour, and the tube is divided into regular intervals between the fixed points. Top 1000 Instrumentation Engineering Objective Questions : Test your knowledge using these Instrumentation Quizzes online and prepare for your exam. If we want to measure temperature with high accuracy, RTD is the only one solution in industries. The key attribute to Fieldbus communications is higher speed communications with the possibility of addressing multiple transmitters all on the same field wiring. Q.23. Variable Resistor ... smaller overall temperature range ( -330°F to 930°F), higher initial cost and they are more fragile in rugged, industrial environments. Want to get ahead with a bit of question-answer practice? With this method, a means to power the strain gauge bridge is necessary, as well as a means to receive the signal from the rotating shaft. Read Instrumentation Basic Questions and Answers for your Interview preparation. interviewquestions, instrumentation. Are RTDs and thermocouples intrinsically safe? Disadvantages, when compared to the thermocouples, are: smaller overall temperature range ( -330°F to 930°F), higher initial cost and they are more fragile in rugged, industrial environments. A process control is continuous changing of a process variable to desire variable according to the measured feedback variable from the process. C Language LAB VIVA Questions with Answers pdf free download for cse engineering students.C programming Viva Questions and answers Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Transmitter? 2. Question 3. 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