GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- IV (New) EXAMINATION - WINTER 2019
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Subject Code: 2142503
Subject Name: Metrology and Measurement
Time: 10:30 AM TO 01:00 PM
Date: 07/12/2019
Total Marks: 70
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Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
| Q.1 | (a) Explain with neat sketch Accuracy and Precision. | 03 |
| (b) Explain the need of measurement and metrology with suitable example. | 04 | |
| (c) Also enlist types of measurement. | 07 | |
| Q.2 | (a) Explain generalized measurement system with neat sketch. | 03 |
| (b) Enlist types of Vernier calipers. | 04 | |
| (c) Explain the various types of errors during measurement. | 07 | |
| Q.3 | (a) Draw the neat sketch of Vernier Caliper. Explain its parts with individual function. | 07 |
| OR | ||
| (a) Draw the neat sketch of micrometer. Explain its parts with individual function. | 07 | |
| Q.4 | (a) Enlist types of Gears. | 03 |
| (b) Write down the list of gear measuring instrument. | 04 | |
| (c) Write a short note on Bewel Protector, with neat sketch. | 07 | |
| OR | ||
| (a) Enlist the type of Screw threads. | 03 | |
| (b) Write down the list of Screw thread measuring instruments. | 04 | |
| (c) Write a short note on Sine bar; with neat sketch. | 07 | |
| Q.5 | (a) Enlist types of comparators. | 03 |
| (b) Enlist the different factors which are affecting for the rough surface | 04 | |
| (c) Explain Taylor Hobson Tail surf with neat sketch. | 07 | |
| OR | ||
| (a) Enlist the speed measurement tools. | 03 | |
| (b) Define the word ‘Stylus’. Enlist the surface measuring instruments. | 04 | |
| (c) Explain Profilometer with neat sketch. | 07 | |
| Q.6 | (a) Enlist the force measurement instruments. | 03 |
| (b) Explain any one of the Torque measurement tools. | 04 | |
| (c) Enlist temperature measuring instruments. Explain any one of them with neat sketch. | 07 | |
| OR | ||
| (a) Write the function of Optical Pyrometer. | 03 | |
| (b) Write short note on Load Cell | 04 | |
| (c) Write short note on Tool Maker’s Microscope | 07 | |
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