Tuesday, October 27, 2015

ME6504 Metrology and Measurements AU Chennai BE MECH Nov Dec 2015 Important Questions

Looking for ME6504 Metrology and Measurements Important Questions for coming AU Chennai exams? You can collect here all important questions related to this subject. ME6504 Metrology and Measurements is for 05th Semester B.E Mechanical Engineering Students studying under Anna University affiliated colleges. Read more details below.

Anna University, Chennai
Department of B.E Mechanical Engineering
Fifth Semester
ME6504 Metrology and Measurements
November / December 2015 Exam Important Questions
(Regulation 2013)

Important Questions Collections Nov Dec 2015

Anna University, Chennai

Department of B.E- Mechanical Engineering

B.E / B.TECH DEGREE EXAMINATION Nov / Dec 2015

FIFTH SEMESTER

ME6504 Metrology and Measurements

(REGULATION 2013)

1. Differentiate between precision and accuracy with suitable example

2. What are the various possible sources of errors in measurements? What do you understand by systematic error and random errors?

3. Explain the different types of standards.

4. Explain the need of precision and accuracy in metrology

5. Explain with a neat sketch how a Vernier caliper is used for linear measurement.

6. Describe the precautionary measures to be taken at various stages of using slip gauges and explain mathematically why error in sine bar increases when the angle being measured exceeds 45°.

7. Explain the working method of angle alignment telescope with sketch.

8. Explain bevel protractor, angle gauges and spirit level with neat sketches.

9. Explain the construction and working principle of DC laser interferometer with neat diagram?

10. Explain how the displacements are measured using laser interferometer?

11. Explain the construction and principle of CMM.

12. What are the applications of machine vision system in metrology?

13. Explain the one wire and two wire screw thread effective diameter method.

14. Explain in detail the roundness testing machine.

15. Explain Base tangent method and Constant chord method of measuring the gear tooth thickness

16. Explain Tomlinson surface meter.

17. Briefly explain various methods of measuring torque

18. Briefly explain various methods of measuring power

19. Discuss the advantages and disadvantages of a) Pitot tube b) Rotameter c) Hydraulic force meter.

20. Explain with neat sketch the construction and working of a McLeod Gauge.

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