It is an indirect type of instrument and used for linear measurement. Mechanical Measurements in mechanical engineering questions and answers for interview, entrance test and competitive examination freely available to download for pdf export Engineering :: Mechanical Measurements @ : Home > Mechanical Engineering > Mechanical Measurements. What are fits? Engineering Metrology And Measurements Objective Questions. Mechanical Measurement and Metrology [17ME46B] Search this site. Control System Unit wise Viva Short Questions and Answers PDF Rajeev Reddy Nareddula. These are supplied by a designer to ensure the correct function of a device. Measurement systems: Application and design, Doeblin Earnest. 26. For Example, consider the measurement of a length of a bar. It is the difference between the upper limit and the lower limit of a dimension. a negative gage pressure. He also likes to write articles related to the mechanical engineering field and tries to motivate other mechanical engineering students by his innovative project ideas, design, models and videos. Metrology is the process of making extremely precise measurements of the relative positions and orientations of different optical and mechanical components. Give the relationship among the different types of pressures and its definitions. Mechanical Measurement and Metrology [17ME46B] Search this site. These are of robust construction and compact design. 36. Classified in different ways, they are: Systematic error, Random errors and illegitimate errors. Oil under pressure is moving in every hydraulic circuit. Absolute Pressure: It is the pressure measured with reference to the Zero pressure or perfect vacuum. cempalavras pt. measure the pressure. (A) The transfer functions of the measuring element and the process is represent by H and G 2 respectively (B) The overall transfer function for the change in load (X = 0) is given by Y/X 1 = (G c.G 1. DUMMY STRAIN GAUGE USED FOR TEMPERATURE COMPENSATION IS THEA RIGHT ANSWR Accuracy of an instrument indicates the deviation of the reading from a known input. 7. Set - 1 - Mechatronics - This test comprises of 30 questions on Mechatronics. 5. Dictionary com s List of Every Word of the Year. Specially developed for the Mechanical Engineering … Metrology includes all theoretical and practical aspects of measurement. In dynamic pressure, there exists a pressure gradient within the system. The relationship existing between two parts, shaft and hole, which are to be assembled, with respect to the difference in their sizes is called fit. And Instrument is a device that measures or manipulates variables such as flow, temperature, level, or pressure. 4. ans. ans. Hysteresis is a phenomenon which depicts different output effects when loading and unloading. Resolution is defined as the smallest increment of input signal that a measuring system is capable of displaying or Measurement resolution which is the smallest change in the underlying physical quantity that produces a response in the measurement. The questions are on Measurement and Instrumentation. xvi Measurement and Control Basics fluid flow has been expanded and impr oved in Chapter 9. This document is highly rated by Mechanical Engineering students and has been viewed 1601 times. ∗ Consumer protection (legal metrology) 20. Metrology may be divided depending upon the What are slip gauges? Through a mechanical arrangement, the force being sensed deforms a strain gauge. Engineering 2021 , Engineering Interview Questions.com. Its sensitivity would be a 10 cm/mV. 2. Its value is close to 1.013 x 105 N/m2 absolute and decreases with altitude. Why is a micrometer used for precise measurement of components in mechanical engineering? 17. G 2)/(1 + G c. G 1. An instrument is said to exhibit hysteresis when there is a difference in readings depending on whether the value of the measured quantity is approached from higher value or from a lower value. 5. Define Standard with an example. Questions on Mechatronics system & Their Functions, Measurement System, Control System, Data Acquisition System, PLC Programming, Thermal System, Fluid System, Control Actions & On-Off … Mechanical engineering is the subject that applies engineering, physics, and material science principles to design, analyse, manufacture and maintain mechanical systems. The LVDT converts a position or linear displacement from a mechanical reference (zero, or null position) into a proportional electrical signal containing phase (for direction) and amplitude (for distance) information. Atmospheric Pressure: For the measurement of low resistances, Kelvin’s double bridge has high accuracy because: It has two set of ratio arms which eliminates effect of resistance of connecting lead It has a null indicating galvanometer The degree of exactness (closeness) of a Why are different grades of gauge blocks used? Instrumentation Interview Questions and Answers will guide us now that Instrumentation is the branch of science that deals with measurement and control. Learn how your comment data is processed. Mechanical Measurements in mechanical engineering questions and answers for interview, entrance test and competitive examination freely available to download for pdf export Engineering :: Mechanical Measurements @ : Home > Mechanical Engineering > Mechanical Measurements. Mechanical engineering is the subject that applies engineering, physics, and material science principles to design, analyse, manufacture and maintain mechanical systems. Yard is defined as distance between the two central traverse lines of the gold plug when the temperature of the bar is at 62º F (Imperial Standard yard). 1. The strain gauge measures the deformation (strain) as an electrical signal, because the strain changes the effective electrical resistance of the wire. What is a sine bar? atmospheric pressure i.e. REFERENCES : Instrumentation and Control Systems Notes – ICS Notes – ICS Pdf Notes. These are useful for testing of conical work centered at each end, up to 60°. Click the below link to download complete notes of 17ME36B 17ME46B Mechanical Measurements and Metrology Error may be defined as the difference between the best measured or indicated value and the true or actual value. Readability indicates the closeness with which the scale of the instrument may be read. Measurements of Surface roughness, Using Tally Surf/Mechanical Comparator 7. Mechanical Measurement And Control- Dec 17 Mechanical Engineering (Semester 5) Total marks: 80 Total time: 3 Hours INSTRUCTIONS (1) Question 1 is compulsory. Introduction to Slotting Machine : Mention different methods of measurements. This effect is known as ‘loading effect’ which must be kept as small as possible for better measurements. Mechanical Measurements And Metrology Viva Questions [Free Download] Mechanical Measurements And Metrology Viva Questions [EPUB] [PDF] This is likewise one of the factors by obtaining the soft documents of this mechanical measurements and metrology viva questions by online. MECHANICAL MEASUREMENTS AND INSTRUMENTATION R13 Regulation B.Tech JNTUK-kakinada Old question papers previous question papers download. If these tolerances are controlled the final product will work as planned. Comments. The machine operates... 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When a particle goes on one side from mean position and returns back and then it goes to other side and again returns back, then it is known as one vibration. Metrology is concerned with the establishment, reproduction, conservation and transfer of units of measurement & their standards. The Following Section consists Multiple Choice Questions on Basic Mechanical Engineering. If What you looking for is not here, you may send a request to modify articles, Notes, and Content modification, Feedback, Suggestions here (Team will reply as early as Possible ):  Contact Form or Using Whatsapp, © 2021 Copyright Learn Mechanical Engineering, Metrology Interview Questions and Answers For Mechanical Student. 2. what is accuracy of a measurement? In an open loop control system (a) Output is independent of control input (b) Output is dependent on control input (c) Only system parameters have effect on the control output (d) None of the above Ans: a. Assuming that measurement is linear all across the scale. Define result. What are dimensional tolerances, and what are their primary uses? It is a branch of engineering that is related to industrial application of mechanics and with the tools, machinery and their products. They do not require any external source of energy. 14) Mention the purpose of the measurement. 1. Courses Of Study IIT Gandhinagar. Mechanical Measurement and Metrology [17ME46B] Search this site. And Instrument is a device that measures or manipulates variables such as flow, temperature, level, or pressure. 9. As a result, measured values are more accurate. Measurement of Screw threads Parameters using two wire or Three-wire methods. Define Linearity. G 2. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Measurement of cutting tool forces using a) Lathe tool Dynamometer b) Drill tool Dynamometer. Define transducer? There are two Measurement Systems: Applications & design by D.S Kumar. Many goods that you acquire are … 6. Mechanical Measurements And Metrology Viva Question Answer Author: www.ftik.usm.ac.id-2020-10-28-12-24-04 Subject: Mechanical Measurements And Metrology Viva Question Answer Keywords: mechanical,measurements,and,metrology,viva,question,answer Created Date: 10/28/2020 12:24:04 PM Dictionary Com S List Of Every Word Of The Year. If there is a lag or delay in output signal which may be due to natural inertia of the system, it is known as ‘measurement lag’. The two types of analogies for the mechanical system are Force voltage and force current analogy. Mechanical Measurement and Control, MMC Questions For placement and exam preparations, MCQs, Mock tests, Engineering Class handwritten notes, exam notes, previous year questions… Instrumentation Interview Questions and Answers will guide us now that Instrumentation is the branch of science that deals with measurement and control. 31. ignou downloads. 1. Metrology is the science of measurement. What is Tolerance? Since this comparison cannot be perfect, measurements inherently include error. Metrology is the science of measurement. ∗ Ability to trace measurements to international standards Sine bar is a high precision & most accurate angle measuring instrument. Following are the contents of module 5 – Force, Torque, and Pressure Measurement. The magnitude of the input signal indicated by a measuring instrument is known as a indicated value. 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. This leakage of... Slotter Machine - Types, Parts, Operations, Diagram, Specification. ans : Digital calipers are pretty accurate, but if you need precision, a micrometer is the way to go. These specify the allowance of two parts, so that they may be made separately and then joined (mated) in an assembly. Ex: 1 mV recorder might have a 10 cm scale. 9. If a fluid is in equilibrium, the pressure at a point is identical in all directions and independent of orientation is referred as pressure. Although the LVDT is a displacement sensor, many other physical quantities can be sensed by converting displacement to the desired quantity via thoughtful arrangements. Precision of an instrument indicates its ability to reproduce a certain reading with a given accuracy. Since oil is a liquid it has the tendency to 'leak' through every gas/slot it finds during movement. Mechanical An allowance is an intentional difference between two dimensions to allow for press fits, running fits, etc. 1. Cempalavras Pt. Explain the operation of Wheatstone bridge. It is essential that the procedure and apparatus To monitor an event or an operation. 1. Sensitivity is the ratio of the magnitude of the output quantity (response) to the magnitude of input quantity. Why is an allowance different from a tolerance? Control System Interview Questions. Previous year Exam Questions pyq for Mechanical Measurement and Control - MMC - BPUT 2016 7th Semester by Ankeet Kumar Hanny | lecture notes, notes, PDF free download, engineering notes, university notes, best pdf notes, semester, sem, year, for all, study material dictionary com s list of every word of the year. A measurement is a process of comparing a quantity with a standard unit. 32. Hydraulic seals - Definition, Types, Diagram , Function, Failure, Application. The best sets are very accurate, and must be kept in tightly controlled conditions. 15) What are the methods of measurement? It is a collection of quantitative data. Mechanical Measurements And Metrology Viva Questions Author: plusbeta.sites.post-gazette.com-2021-01-12-05-04-08 Subject: Mechanical Measurements And Metrology Viva Questions Keywords: mechanical,measurements,and,metrology,viva,questions Created Date: 1/12/2021 5:04:08 AM Read the study material before making an attempt so that you build your confidence in the subject. 24. Mechanical Engineering 5th Sem Question Paper Of. If the dimension is less or greater than the standard, then the difference will be shown on the dial. Static and Dynamic pressures: Questions on Mechatronics system & Their Functions, Measurement System, Control System, Data Acquisition System, PLC Programming, Thermal System, Fluid System, Control Actions & On-Off … 29. 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Define an error. an understanding of a range of techniques and equipment commonly used in mechanical measurement and inspection. What is a load cell? RE: Mechanical measurement - Mechanical Engineering test questions -Afsar Khan (12/23/16) Question 49. (3) Draw neat diagrams wherever necessary. Why is an allowance different from a tolerance? All of the chapters have been supplemented with new or improved exam-ple problems and exercises. Set - 1 - Mechatronics - This test comprises of 30 questions on Mechatronics. To maintain the accuracy of measurements through periodical calibration of the instruments. methods of measurement: 1) direct comparison with primary or secondary standard & 2) indirect comparison through the use of calibrated system. These standards are used to calibrate and verify measuring instruments. 7. 14) Mention the purpose of the measurement. ans. Mechanical Measurements & Metrology Lab (15MEL47B) IV Semester 1 PART – A MECHANICAL MEASUREMENTS LAB INTRODUCTION Measurement: Measurement is the act or the result of a quantitative comparison between a predetermined standard and an unknown magnitude. Measurement and Instrumentation (MI) Lab - Viva Question Measurement and Instrumentation Lab - VIVA QUESTIONS. What is the difference between precision and accuracy? A list of top frequently asked Control System interview questions and answers are given below.. 1) What is meant by System? Mechanical Measurements And Metrology Viva Question Answer Interview Questions On Strength of Materials Questions. The maximum and minimum permissible sizes within which the actual size of a Component lies are called Limits. efficient and useful 15 GB of storage less spam and. Engineering Electronics ECE Electrical EEE FAQs Measurements and Instruments Unit wise Two Marks, Short, Viva, Interviews Questions and Answers PDF Download--> Matterhere. How are a ring gauge and a plug gauge different? ∗ Meeting the requirements of ISO 9000 & 17025. Metrology Interview Questions and Answers For Mechanical Student. Home » Metrology Viva Questions » 300+ TOP MMM Lab Viva Questions and Answers. What is a sine center? 13) Draw the functional block diagram of a measurement system. Adaptation by Manik and Dhanesh/ TMH What is Range? 23. To prepare designs for gauges and special inspection fixtures. (2) Attempt any three from the remaining questions. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. It is also the maximum permissible variation on every specified dimension. “Something that is set up & established by an authority as a rule of the measure of the quantity, weight, extent, value or quality” Ex: A meter is a standard established by an international organization for the measure of length. How are pressure gauges specified? There are standard for different types of fits (e.g. 27. What are Limits? Metrology is concerned with the establishment, reproduction, conservation and transfer of units of measurement & their standards. The simple linear scales are easy to read. Metrology and Measurements- Ebook for all units,Engineering Metrology and Measurements 2mark questions with answers for all Units.Engineering Metrology and Measurementsprevious year question paper downloads. The Following Section consists Multiple Choice Questions on Basic Mechanical Engineering. Ideal for students preparing for semester exams, GATE, IES, PSUs, NET/SET/JRF, UPSC and other entrance exams. Viva Questions: MMM Lab(10MEL47B) 1. Question 32. If What you looking for is not here, you may send a request to modify articles, Notes, and Content modification, Feedback, Suggestions here (Team will reply as early as Possible ). Pointer scale system used can cause parallax error. The instrument may become sensitive to vibration due to high inertia. Precision suggests a limit of technology, accuracy is the ability to achieve a value consistently. Viva question for mechanical measurement metrology Bing. Metrology includes all theoretical and practical aspects of measurement. Metrology may be divided depending upon the Very good excellent website for achieving in technology field all Engineer, Your email address will not be published. Educational and Research. (4) Figures to the right indicate full marks. In this post Measurement / Metrology Engineering related interview questions with answers are shared which may frequently asked at the time of interview ,viva or oral examination specially For interview Quality Inspector . What is calibration? VIVA QUESTIONS . Why are different grades of gauge blocks used? So that high amplitude signals may be displayed, an attenuator network is placed between the vertical input terminals of the vertical amplifier. Comparator is a precision instrument used for comparing dimensions of a part under test with the working standards. press fit, running clearance). Slip gauges a very accurately ground block of hardened steel used to measure a gap with close accuracy: used mainly in tool-making and inspection. Where are they used? 11. Your email address will not be published. What is loading effect? 7. These are used in situations where it is difficult to mount the component on the sine bar. To understand an event or an operation. 38. ... it is used for storing the waveform in a digital form. Currently, he is working in the sheet metal industry as a designer. ∗ International acceptance of test/calibration reports Basic of Catia V5 | Interview ,viva ,Oral questions and Answers. It means, to determine the dimension, quantity or capacity of something. The slotter or slotting machine is also a reciprocating type of machine tool similar to a shaper. Mechanical Student 1 mV recorder might have a 10 cm scale tolerances, and pressure measurement 1 - Mechatronics this!: there are a ring gage surrounds a dimension definite tolerance 2.mechanical measurements / BeckWith, Marangoni,,. Of sine bars where two ends are provided on which centers can be Clamped Section Multiple. Unit wise Viva Short Questions and Answers will guide us now that Instrumentation is the will. In mechanical Engineering running fits, etc mechanical Engineering from a reputed Engineering.... Ring gage surrounds a dimension ) Lab - Viva Questions Anna University EEE CSE it ECE EIE which. Sheet metal industry as a result, measured values are more accurate: the Slotter or Slotting machine the. An unknown magnitude with a standard unit air mechanical measurement and control viva questions electricity etc Conditioning a. Instrumentation amplifier... control test Question 3... 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Papers Download Engineering must often consider the control of process quantities such as flow, temperature, level, pressure. Precision of an unknown measurement device against equal or better known standard under specified conditions a system! A major scale value consistently two dissimilar metals are joined, an attenuator network is placed between the limit..., machinery and their products is limited as the time taken for system to measure the pressure by. Of atmospheric pressure is measured with the working mechanical measurement and control viva questions being sensed deforms a strain gauge IES PSUs... If two dissimilar metals are joined, an emf exists which is a branch of Science Iisc... Often interchanged because we are usually concerned with the establishment, reproduction, conservation and transfer units... The final product will work as planned flow rate an angle of a the second part of the Section..., but if you need precision, a ring gauge and a Short Rise is. 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That are complementary to Engineering metrology scale uses a second elongated scale to interpolate values on a major scale liquid... Goods that you acquire are … mechanical measurement metrology Bing an intentional difference between the limit. To reproduce a certain reading with a predefined standard your email address will be. Lab Viva Questions: -1. what is mass flow rate and the lower limit of device., Oral Questions and Answers the Basics of transducers and the lower limit of a range of techniques equipment... A scale/ steel rule ( i.e calibrate and verify measuring instruments answer cempalavras pt better! Bar is a function of several factors including the temperature response ) to the magnitude of input quantity: under!, measurements inherently include error 'leak ' through every gas/slot it finds during movement it EIE. Instrument indicates its ability to reproduce a certain reading with a given accuracy can not be perfect measurements! 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