VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066

QUESTION BANK

Course Code / Name : ME8351 Manufacturing Technology-I Year / Sem : II/III

Department : Mechanical Engineering Unit No / Name : I/Metal casting process
*BL **PP Sl. No. Question

BL1 PP1 1. Define casting. List the basic steps generally involved in casting
process.
BL1 PP1 2. List the common factors which should be considered before
designing a casting.
BL2 PP1 3. Describe centrifugal casting.
BL2 PP1 4. Discuss any four factors which cause defects in the castings.
BL1 PP1 5. List out the various sand testing methods.
BL1 PP1 6. State any four properties of moulding sand.
BL1 PP1 7. Define – Welding. Write down its classification.
BL2 PP1 8. Explain flux material in welding? Give some example.
BL2 PP1 9. Differentiate straight polarity & reverse polarity in DC arc welding.
BL2 PP1 10. Explain carburizing flame & its application.
BL1 PP1 11. Define grain fineness number

BL1 PP1 12. List the different types of pattern

BL2 PP1 13. Write the application of core prints

BL3 PP1 14. Examine the causes for the formation of blow holes in the sand
casting

BL2 PP1 15. Differentiate shrinkage and porosity

BL5 PP1 16. Compare the advantages of metal moulds over sand moulds

BL1 PP1 17. Identify the application of centrifugal casting

BL1 PP1 18. List the various pattern material

BL2 PP1 19. Write the specific advantages of CO2 process

BL1 PP1 20. List out any five moulding tools

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015
 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK

BL1 PP1 21. Define chaplets.

BL1 PP1 22. List the different types of furnaces used for casting?

BL5 PP2 23. Explain the need for providing chills in casting?

BL2 PP2 24. Write the function of flux in melting metals and alloys

BL1 PP1 25. Give any two merits and demerits of investment casting process

PART-B
BL1 PP1 1. Discuss briefly about different types of pattern allowances used in
casting process with neat sketches

BL2 PP1 2. Write down the desirable properties of moulding sand for sound casting
& explain them.

BL1 PP1 3. Describe the working operation & stages of Cupola furnace for melting
cast iron with a neat sketch.

BL1 PP1 4. Describe the shell moulding process

BL2 PP1 5. Explain cold-chamber die casting process with a neat sketch

Bl2 PP1 6. Explain the various types of pattern used in moulding making.

Bl2 PP1 7. Explain lost wax - Investment casting processes with neat sketch.(BT-4)

PP1 8. Enumerate the steps in sequence for producing Shell Moulding.

*Blooms Level **Planning Pyramid ***(Minimum No. of questions per unit : 2marks-15; 8 marks-4; and 16 marks-10)

Course Code / Name : ME8351 Manufacturing Technology-I Year / Sem : II/III

Department : Mechanical Engineering Unit No / Name : II/ Joining processes

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
*BL **PP Sl. No. Question

BL1 PP1 1. Define soldering and classify it.

BL1 PP1 2. Explain brazing?

BL2 PP1 3. List the methods of brazing?

BL2 PP1 4. Describe the usage of shielding gas laser arc welding?

BL1 PP1 5. List out any four arc welding equipment.

BL1 PP1 6. Define – Welding

BL1 PP1 7. Give some example for pressure welding

BL2 PP1 8. Write the principal of resistance welding?

BL2 PP1 9. List the power sources used in arc welding.

BL2 PP1 10. Give some example for gas welding.

BL1 PP1 11. Give some example for commonly used flux materials

BL1 PP1 12. Define –electrode.

BL2 PP1 13. Define - seam welding.

BL3 PP1 14. Define - Electro slag welding

BL2 PP1 15. List the advantages of AC arc welding

BL5 PP1 16. Differentiate TIG and MIG welding

BL1 PP1 17. List the types of arc used in the plasma arc welding.

BL1 PP1 18. Define -Thermit welding

BL2 PP1 19. Write the principal of Electron beam welding

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BL1 PP1 20. List the methods involved in soldering

BL1 PP1 21. Differentiate soldering and brazing

BL1 PP1 22. List the types of defects in welding

BL5 PP2 23. List the equipments used in Thermit welding

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
BL2 PP2 24. Give some example for permanent joints

BL1 PP1 25. List the advantages of welding

PART-B
BL1 PP1 26. Explain the plasma arc welding process with neat sketch and list out its
advantages.
BL2 PP1 27. Define welding, mention its types, Explain Arc welding with a neat
sketch and Mention its advantages and limitations.
BL1 PP1 28. Define welding, mention its types, Explain Gas welding with a neat
sketch and Mention the equipments used , types of flames produced and
give its advantages and limitations.
BL1 PP1 29. Give the Difference between Gas Welding and Arc Welding

BL2 PP1 30. Explain Submerged arc welding with a neat sketch. State its advantages
and disadvantages.
Bl2 PP1 31. Explain the method of electron beam welding and given their
applications
Bl2 PP1 32. Describe plasma Arc welding and give their applications

PP1 33. Explain Thermit welding and given their applications

34. Explain TIG and MIG welding in detail.

35. Define resistance welding; Mention the various types of Resistance

welding. Explain in details about spot welding

Course Code / Name : ME8351 Manufacturing Technology-I Year / Sem : II/III

Department : Mechanical Engineering Unit No / Name : III/ Metal Forming Processes
*BL **PP Sl. No. Question

BL1 PP1 1. Explain why parts produced by Forging are preferred when compared to
other machining and welding process.
BL1 PP1 2. Classify the types of extrusion.

BL2 PP1 3. How are seamless tubes produced?

BL2 PP1 4. Explain the term Extrusion process.

BL1 PP1 5. Define Impact extrusion

BL1 PP1 6. Define Hot Spinning.

BL1 PP1 7. List the general advantages of forging as a manufacturing process?

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
BL2 PP1 8. Discuss the advantages of hot working over cold working?

BL2 PP1 9. Differentiate bloom and a billet?

BL2 PP1 10. Define forgeability.

BL1 PP1 11. Define re-crystalline temperature

BL1 PP1 12. Define sulling

BL2 PP1 13. Discuss in brief open die and closed die forging

BL3 PP1 14. List the functions of Back-up rollers in rolling operation?

BL2 PP1 15. Name any four limitations of hot forging

BL5 PP1 16. Write the limitations of hot working process

BL1 PP1 17. List out the forging defects

BL1 PP1 18. List out the types of forging machines

BL2 PP1 19. Classify the types of extrusion

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BL1 PP1 20. Define wire drawing.

BL1 PP1 21. Define deep Drawing.

BL1 PP1 22. Define Hot Spinning

BL5 PP2 23. Define skew rolling

BL2 PP2 24. Explain Sejournet process?

BL1 PP1 25. Differentiate between a bloom and a billet?

PART-B
BL2 PP1 26. Define rolling and discuss according to the classification.

BL2 PP1 27. Explain briefly the process of wire-drawing using neat sketches

BL1 PP1 28. List various forging defects?

BL1 PP1 29. Name the defects in products produced by rolling? Explain any four.

BL2 PP1 30. Describe the principal of hydrostatic extrusion.

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
Bl2 PP1 31. Describe in brief the various types of forgings?

Bl2 PP1 32. Explain the main considerations in designing a forging?

BL2 PP2 33. Describe briefly the method of extruding a hollow round collapsible
tube with help of drawing process.
BL2 PP1 34. Compare HOT working and Cold Working.

BL1 PP1 35. Define Forging, Mention its types, and differentiate between open die
forging and closed die forging.

Course Code / Name : ME8351 Manufacturing Technology-I Year / Sem : II/III

Department : Mechanical Engineering Unit No / Name : IV/ Metal Forming Processes
*BL **PP Sl. No. Question

BL2 PP1 1. Explain the difference between punching, blanking and piercing.

BL2 PP1 2. Write short notes on:(a) Drawing (c) Shearing

BL1 PP1 3. List the requirements for super-plastic forming?

BL1 PP1 4. Name any 4 four high power explosive used in explosive forming?

BL1 PP1 5. Explain the principle of magnetic pulse forming?

BL1 PP1 6. List the characteristics of sheet metals?

BL1 PP1 7. Define blanking?

BL1 PP1 8. Define punching operation

BL1 PP1 9. list the different types of metals used in sheet metal work

BL1 PP1 10. List any four products produced by spinning process?

BL2 PP1 11. Differentiate between stretch forming and bending

BL1 PP1 12. . List various operations generally performed in a sheet metal shop

BL3 PP1 13. Show the details of punching process with the help of a simple sketch.

BL2 PP1 14. Differentiate between punching and blanking

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015
 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK

BL2 PP1 15. . Define the term spring back

BL1 PP1 16. List the advantages of stretch forming operation?

BL1 PP1 17. List the types of special forming processes

BL1 PP1 18. List the various sheet metal that can be formed in press working

BL1 PP1 19. Define hydro forming process.

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BL1 PP2 20. Define minimum bend radius?

BL1 PP1 21. Define Embossing.

BL1 PP1 22. Define Notching.

BL5 PP2 23. Define Dimpling

BL2 PP2 24. Define Wrinkling

BL1 PP1 25. List the factors affecting shearing operation?

PART-B
BL2 PP1 26. Explain briefly the stretch forming operation.

BL1 PP1 27. Describe the magnetic pulse forming process.

BL2 PP1 28. Write short notes on (i) Hydro forming (ii) Super plastic forming.

BL1 PP1 29. Describe the hydro forming process with the help of neat diagram.

BL1 PP1 30. Describe shearing operations in a sheet metal work with a neat sketch

Bl1 PP1 31. Describe the various sheet metal making operations with neat sketch.

Bl2 PP1 32. Explain any one method of stretch forming operation with a neat sketch

BL2 PP2 33. Explain about Rubber Pad Forming.

BL2 PP1 34. Explain peen forming process with a neat sketch

BL2 PP2 35. Explain how are the aluminum kitchen utensils produced?

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
Course Code / Name : ME8351 Manufacturing Technology-I Year / Sem : II/III
Department : Mechanical Engineering Unit No / Name : V/ Manufacture Of Plastic
Components

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
*BL **PP Sl. No. Question

BL2 PP1 1. Distinguish between thermo and thermosetting plastics

BL2 PP1 2. Define calendaring?

BL1 PP1 3. Explain rotational moulding?

BL1 PP1 4. Define thermoforming

BL1 PP1 5. Define Parison?

BL1 PP1 6. List the parts used in the transfer moulding

BL1 PP1 7. List the applications of laminated plastics?

BL1 PP1 8. Classify thermoplastics

BL1 PP1 9. List the advantages and disadvantages of rotational moulding

BL1 PP1 10. Describe bonding of thermoplastics

BL2 PP1 11. List the advantages and disadvantages of transfer moulding

BL1 PP1 12. Define film blowing

BL3 PP1 13. Discuss which type of plastic is used for manufacturing electrical
switches? Why?
BL2 PP1 14. Name any four thermosetting plastics, used in industries.

BL2 PP1 15. Write any two limitations of Electro-magnetic forming process

BL1 PP1 16. List the characteristics of thermosetting plastics?

BL1 PP1 17. Differentiate thermoplastics and thermosetting plastics

BL1 PP1 18. List the advantage of cold forming of plastics?

BL1 PP1 19. Name the parts made by rotational moulding.

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BL1 PP2 20. Define degree of polymerization.

BL1 PP1 21. Write the two types of Injection Moulding

BL1 PP1 22. Define Polymer

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015

 VELAMMAL ENGINEERING COLLEGE, CHENNAI 600 066
QUESTION BANK
BL5 PP2 23. Define Plastics

BL2 PP2 24. List the two types of polymerization

BL1 PP1 25. List the types of plastics?

PART-B
BL2 PP1 26. Enumerate with a neat sketch working principle of reciprocating screw
injection moulding machine.
BL1 PP1 27. List the methods of bonding thermoplastics? Explain any one method.

BL2 PP1 28. Explain blow moulding process with its salient features.

BL1 PP1 29. Describe with neat sketches various steps involved in rotational
molding. State its applications.
BL1 PP1 30. Explain the working principles and application of Blow Moulding.
Mention Its types.
Bl1 PP1 31. Explain the working principles and application of Transfer Moulding.

Bl2 PP1 32. Explain the working principles and application of compression
Moulding.
BL2 PP2 33. Describe briefly any two thermoplastics and thermosetting plastics

BL2 PP1 34. Describe different types of plastics with applications of each type

BL2 PP2 35. Define laminating? Explain the low pressure method of laminating

Prepared By Faculty Approved By CCC

Form No.AC 08 E Rev.No.01 Effective Date:31.10.2015