Mahatma Gandhi University (MGU) 2007 B.Tech Mechanical Engineering Manufacturing Processes - Question Paper

Manufacturing Process

Part- A
1. What is pattern? How does it differ from the true product to be made from it?
2. What is meant by green sand and dry sand moulding?
3. discuss the equipment needed for oxy-acetylene welding.
4. discuss thermit welding.
5. discuss the functioning of two-high rolling mill.
6. describe the term explosive forming and provide its classification.
7. How are the presses classified according to the number of drive gears?
8. define the extruding process.
9. What is deep drawing?
10. What main considerations will you make in designing a forging?
[10x4 = 40 marks]






Part-B
11. elaborate the factors which govern the selection of a proper material for trend making?
or
12. Illustrate and define the centrifugal casting.
13. discuss the construction of a cutting torch with a neat sketch and show its parts.
or
14. discuss the TIG and MIG system of welding.
15. discuss the function of planetary hot rolling mill.
or
16. discuss the process of electromagnetic forming and its salient characteristics.
17. discuss the subsequent press working operations:
(i). shearing.
(ii). bending.
(iii). drawing.
(iv). squeezing.
or
18.Explain the process of compression moulding and injection moulding used in plastics.
19. elaborate the common forging defects and elaborate they due to?
or
20. define with a neat sketch the working of a pneumatic power hammer.
[5x12 = 60 marks]

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Earning:   Approval pending.