### ME8501 - Metrology and Measurments - Unit-1 Two marks

__Subject Name:__ Metrology and Measurments

__Subject Name:__

__Subject Code:__ ME8501

__Subject Code:__

## B.E. Mechanical Engineering - semester 05

Anna University Regulation 2017 Mechanical 5th sem ME8501(

**Metrology and Measurments**) 2 marks for 1st unit is provided below. ME8501 all units 2 marks,**Metrology and Measurments all units notes**, syllabus are listed down for students to utilize it for scoring maximum marks with our study materials.## 1.What is Legal Metrology?

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## 2.What is measurement? Give its types.

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## 3.Mention the two important requirements of measurement.

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## 4.What are the basic components of a measuring system?

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## 5.Name the fundamental measuring process in measurement.

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## 6.What are the applications of measurements?

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## 7.How is direct comparison made in measurements?

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## 8.How is indirect comparison done in measurements?

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## 9.What is primary measurement? Give examples.

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## 10.Where secondary measurement is used?

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## 11.Classify measurements.

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## 12.How does information send through primary sensing elements?

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## 13.How energy transfer is made between data processing element and data presentation element?

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## 14.What are the categories of S.I units?

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## 15.Define the standard of measurement.

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## 16.Classify standards.

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## 17.Distinguish between line standard and end standard.

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## 18.What is the relationship between sensitivity and range?

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## 19.What are the facilities that should be provided by the intelligent instrument?

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## 20.List out the static characteristics.

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## 21.Differentiate between sensitivity and range with suitable example.

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## 22.What is meant by static response?

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## 23.Define measurand.

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## 24.Define measuring instruments.

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## 25.What are the elements of generalized measurement system?

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## 26.Define primary sensing element.

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## 27.Define variable conversion or transducer element.

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## 28.Define data transmission element with an example.

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## 29.What do you mean by data processing element?

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## 30.Define data presentation element with an example.

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## 31.What do you mean by Data storage element with an example?

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## 32.Define units.

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## 33.Define standard.

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## 34.Mention the categories of units.

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## 35.What are the fundamental units?

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## 36.Mention the supplementary units.

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## 37.What are the derived units?

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## 38.Define primary standard.

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## 39.State the difference between primary and secondary transducers.

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## 40.Define working standard.

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## 41.What you mean by sensitivity of a measuring instrument?

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## 42.Define 'precision' and 'accuracy'.

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## 43.Define readability.

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## 44.Define the term repeatability.

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## 45.Define the term reliability.

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## 46.what is hysteresis?

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## 47.Define static characteristics or what is meant by static response.

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## 48.What do you mean by dynamic characteristics?

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## 49.State the dynamic characteristics of simplified measuring system.

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## 50.What are the sources of error?

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## 51.State any one way of specifying accuracy of an instrument.

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## 52.Define error. How is it related to accuracy?

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## 53.What is resolution?

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## 54.What is an instrument error?

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## 55.Name the types of both mechanical and electrical tachometer.

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## 56.What are seismic instruments?

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## 57.Define calibration.

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## 58.Define international standards.

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## 59.What are different types of standards in measurement?

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## 60.What are the Electrical and magnetic, thermal units?

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## 61.What are the mechanical units?

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## 62.What are the derived units?

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## 63.Define Systematic errors?

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## 64.Define random errors.

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## 65.Distinguish between relative error and random error.

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## 66.Mention the various methods used for limiting temperature errors.

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## 67.What are the static characteristics and dynamic characteristics?

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* ME8501 Metrology and Measurments Anna university notes

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* Regulation 2017 ME8501 Metrology and Measurments All units notes

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* Regulation 2017 ME8501 Metrology and Measurments Part-A 2 Marks with answers

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