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New Satara Samuha Mumbai’s, New Satara College of Engineering & Management (Polytechnic),, Korti, Pandharpur, Unit Test-I, Programme Name: Mechanical Engineering, Programme Code: - ME, Semester: 3rd, 22342, Course Title: Engineering Metrology, Date: 29 /10/2021, Marks: 20, Time: 10 A.M. To 11 A.M, , Instructions:, (1) All questions are compulsory., (2) Illustrate your answers with neat sketches wherever necessary., (3) Figures to the right indicate full marks., (4) Assume suitable data if necessary., (5) Preferably, write the answers in sequential order., , 10 Marks …….. CO 01., , Q.1All Questions are compalsary ., 1) Types of Metrology is …….., 1) Legal Metrology, 3) Industrial Metrology, , 2) Scientific metrology, 4) Deterministic metrology, , 5) All of above, , 2) The clossness of measurement value with true value is called as …….., 1) Precision, , 2) Accuracy, , 3) Both, , 4) Other, , 3) ……….is “the science of measurement and the preliminary concerned with the eshtablishment,, reproduction, conservation and transfer of unit of measurements and their standards”., 1) Metallurgy, , 2) Metrology, , 3) Modulus, , 4) none of above, , 4) Inspection is defined as cheaking of ………….. characteristics of given job., 1) Quality, , 2) Quantity, , 3) Accuracy, , 4) none of above
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5) Factor affecting on accuracy of job ….., a) Machine used for production, , b) Equipment used for measurement, , c) Envoirnmental Condition, , d) Skill of operator, , 1) True, , 2) false, , 6) …………… is related with systematic error., 1) Accuracy, , 2) Precision, , 3) Accuracy and Precision, , 4) none of above, , 7) Precision associated with ……………., 1 ) Metrology, , 2) Measurment, , 3) Mass Production, , 4) Other, , 8) …………………….. is the industry related development of inspection for specific industrial, need., 1) Deterministic metrology, , 2) Legal metrology, , 3) Scintific metrology, , 4) Industrial Metrology, , 9) The difference in between true value and measured value is called as ……., 1) difference, , 2) Error, , 3) Calibration, , 4) Production, , 10) Accuracy is related with ………….. and ……………., 1) True value and measured value, , 2) Repeatiability, , 3) Group reading, , 4) not precision
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11) Scintific metrology referce to development of new ……………. And …………….., 1) measuring technology and scientific methods ., 2) measuring methods and scientific technology., 3) both, 4) measuring methods and scientific methods., , 12) Precision is relsted with …….. error., 1) Random, , 2) Syatematic, , 3) both, , 4) None of above, , Q.2 All Questions are compalsary ., , 10 Marks ….CO 02., , 13) ……….. standard is used for genral purpose., 1) Working standard, 2) Primary standard, 3) Tertiary standard, 4) Secondary standard, , 14) Line standard is a standard in which distance is measured in between two ……… . which are, genrally marked on measuring instruments., 1) End, , 2) Wavelength, , 3)Primary, , 4) Line, , 15) ……….. standard are not used for genral purpose., 1) Working standard, 2) Primary standard, 3) Tertiary standard, 4) Secondary standard
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16)Type of standard is …………….., 1) Primary standard, , 2) Secondary standard, , 3)Tertiary standard, , 4) Working standard, , a) True, , b) false, , 17) Example for line standard is a…….., 1) Vernier caliper, , 2) Steel rule, , 3) Micrometer, , 4) slip gauge, , 18) ………… standard is used to measure th disrance in between two surfaces, by using an, instrument., 1) End, , 2) Wavelength, , 3)Primary, , 4) Line, , 19) Secondary standard is a copy of ………….., 1) End, , 2) Wavelength, , 3)Primary, , 4) Line, , 20) Example for End standard is a…….., 1) Watch, , 2) Steel rule, , 3) Slip gauge, , 4) None of above
