MU Production Process - 1 - May 2016 Exam Question Paper

MU Mechanical Engineering (Semester 3)
Production Process - 1
May 2016

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Write short notes on (any four)

1(a) Characteristics of moduling sand

5 M

1(b) Thread Rolling

5 M

1(c) Blow Moduling

5 M

1(d) Carbon Arc Welding

5 M

1(e) Centrifugal Casting

5 M

2(a) Calculate the size of cylindrical riser with d/h ratio as 1, required to feed a steel slab casting of 30 × 30 × 5cm³.
Assume the volume shrinkage on solidification as 3% for steel and the volume of riser is three times that of the volume of shrinkage.

10 M

2(b) Discuss types of flames in gas welding.

5 M

2(c) Discuss Advantages, Disadvantages and Applications of Adhesive Bonding.

5 M

3(a) Discuss in detail Defects in Rolled parts.

10 M

3(b) Write advantages, applications and limitation of resistance welding.

5 M

3(c) Write any five welding defects with their causes.

5 M

4(a) What is powder metallurgy? What are the various processes of making powders. Discuss any two methods of making powder with neat sketches.

10 M

4(b) Explain Magnetic particle inspection (Magnaflux Test) of NDT, with advantages, applications and limitations.

10 M

5(a) Compare Thermoplastics and Thermosetting plastics.

5 M

5(b) Discuss splintering process of powder Metallurgy.

5 M

5(c) Compare press forging of drop forging.

5 M

5(d) Explain compression moduling with neat sketch.

5 M

6(a) Explain working principle of Ram type injection moduling.

10 M

6(b) Discuss advantages, limitations and application of NDT method.

5 M

6(c) Compare HOT working and Cold working.

5 M

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