Question Paper: Manufacturing Processes 2 : Question Paper May 2015 - Mechanical Engineering (Semester 4) | Gujarat Technological University (GTU)
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Manufacturing Processes 2 - May 2015

Mechanical Engineering (Semester 4)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.
1 (a) Define manufacturing process and enlist various manufacturing process.(7 marks) 1 (b) What is pattern? list different types of patterns and explain any two with neat sketch.(7 marks) 2 (a) What is the difference between sand and shell mold casting?(7 marks)


Answer any one question from Q2 (b) & Q2 (c)

2 (b) State the types of furnaces used in foundries discuss in brief the working of cupola furnace.(7 marks) 2 (c) What is gating system? what are its function? state types of gate with its advantages.(7 marks)


Answer any two question from Q3 (a), (b) & Q3 (c), (d)

3 (a) Describe the types of flame obtained in oxy-acetylene gas welding with neat sketch.(7 marks) 3 (b) State the hot working and cold working process advantage and disadvantages of the process.(7 marks) 3 (c) Write short note on Electro beam welding.(7 marks) 3 (d) Classification of rolling process according to the shape of rolling.(7 marks)


Answer any two question from Q4 (a), (b) & Q4 (c), (b)

4 (a) Explain wire drawing and tube drawing with neat sketches.(7 marks) 4 (b) Classification of plastic and its general properties.(7 marks) 4 (c) What is laser beam welding process? Explain the steps involved in the process and state its application.(7 marks) 4 (d) Explain with neat sketch injection moulding process. What are the limitations of this process?(7 marks)


Answer any two question from Q5(a), (b), (c) & Q5 (d), (e), (f)

5 (a) Explain the various metal joining process along with the types of welding process.(7 marks) 5 (b) Draw the various glass structure explain properties and application of glass manufacturing.(7 marks) 5 (c) Enlist the various types of presses used in forging explain with neat sketch.(7 marks) 5 (d) Explain blow molding process stating its advantages, limitation and application.(7 marks)

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