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Production Process 1 Question Paper - May 17 - Mechanical Engineering (Semester 3) - Mumbai University (MU)
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written 4.9 years ago by
rutujakhilari12345
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Production Process 1 - May 17
Mechanical Engineering (Semester 3)
Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.
Write short note on any four of the following
1.a.
Rolling defects.
(5 marks)
00
1.b.
Friction welding.
(5 marks)
00
1.c.
Blow moulding process.
(5 marks)
00
1.d.
Tube drawing operation.
(5 marks)
00
1.e.
Pattern allowances.
(5 marks)
00
2.a.
With a neat sketch explain the principle and working of electroslag welding process. Also discuss its advantages,limitations and applications.
(8 marks)
00
2.b.
Differentiate soldering and brazing.
(6 marks)
00
2.c.
Describe the common types of forging hammers
(6 marks)
00
3.a.
Write in brief the basic steps of powder metallurgy process.
(8 marks)
00
3.b.
With a neat sketch explain Termit welding operation.
(6 marks)
00
3.c.
Write short note on micro-structure of welds.
(6 marks)
00
4.a.
What is NDT. List various methods of NDT. Explain Die-penetrant method of crack detection.
(8 marks)
00
4.b.
With a neat sketch explain the working principle of plastic injection mounding process
(6 marks)
00
4.c.
Write application of powder metallurgy.
(6 marks)
00
5.a.
Define weldability. Differentiate between TIG and MIG welding process.
(10 marks)
00
5.b.
Describe ten types of casting defects with their remedies.
(10 marks)
00
6.a.
With the help of diagrams discuss the various type of cores used in sand mounding process.
(8 marks)
00
6.b.
Write short note on application of plastics in industries.
(6 marks)
00
6.c.
Explain vacuum forming process of polymers
(6 marks)
00
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