Engineering Metrology Question Bnak

             CENTRAL INSTITUTE OF PLASTICS ENGINEERING & TECHNOLOGY 

                                                   Question Bank 

1 MARK—QUESTION 

2 MARK ---QUESTION 

3 MARK --- QUESTION 

4/5 MARK ----QUESTION 

 COURSE : DPMT 

 SEMESTER: 3rd semester 

 SUBJECT : Engineering Metrology

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1. Define Accuracy.

2. What is Error and what are the sources of error.

3. List the Objectives of Metrology.

4. What is Line Standard?

5. Define the measuring instrument?

6. What is the process of selection of Measuring Instruments?

7. Define End Standard.

8. What are Angular Measuring Instruments?

9. Write about the Slip gauges?

10. What is sine bar?

11. Define Auto Collimator.

12. How the interchangeability plays a vital role in metrology?

13. What is Nominal Size?

14. What is Basic Size?

15. Define Limit?

16. Define Tolerance.

17. What is Fit? What are the different types of fits?

18. What is Hole basis system?

19. What is Shaft basis system?

20. What is the difference between Gauges and Instruments?

21. What type of gauges can be used to measure or test the surface of a machined work piece?

 22. What is comparator? What are the applications of comparators?

 23. Define CMM and its types.

24. Write about the Tool Makers Microscope?

25. List the different types of comparator.

26. Define Bilateral Tolerance.

27. List the classification of standards depending upon the importance and accuracy required for the work.

28. Define repeatability.

29. Write about the clearance fit.

30. What is interchangeability?

31. Define Taylor’s principle of gauge design.

32. Write about the Interferometer.

33. What is surface roughness and what are the sources of it?

34. List the roughness values along with the manufacturing process.

35. List the roughness symbols along with the roughness grade symbol.

36. Define the zero line.

37. What is the need of tolerance?

38. Define Sine Centre.

39. What is the Angle Gauge?

40. Write about the Auto Collimator.

41. Write about the Dial Indicator?

42. List the various LASER techniques used in metrology for measurements?

43. What are the different grades of slip gauges?

44. Define the Calibration.

45. What is Error and types of error?

46. Define the Uncertainty of Measurement.

47. Write about the wringing of slip gauges.

48. Write the difference between tolerance and allowance.

49. Define about the Optical flats.

50. List the advantages and disadvantages of limit gauges.