MU Mechanical Engineering (Semester 3)
Production Process - 1
May 2013
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


1 (a) Explain with block diagram ultrasonic machining process. State its basic principles, advantages and applications.
10 M
1 (b) Give classification of Manufacturing process and explain manufacturing of cast iron.
10 M

2 (a) Explain different methods of taper turning. Explain with diagram taper turning by swindling tail stock.
10 M
2 (b) Give the complete classification of grinding machines. Explain internal and external Centreless types of grinder.
10 M

3 (a) Explain following principle of -
(i) Gating (ii) Risering design
10 M
3 (b) Explain different drilling machining operations with neat sketches.
10 M

4 (b) Explain -
(i) Friction welding
(ii) Welding defects
10 M
4 (b) Explain different techniques for quality check in casting.
10 M

5 (a) What is powder metallurgy? Why gears are manufactured by powder metallurgy? List the advantages of powder metallurgy.
10 M
5 (b) Sketch an upright milling machine. State the funcltions of some important parts.
10 M

6 (a) Explain rotary swaging with its sketch.
10 M
6 (b) Explain any two non-destructive techniques with sketch.
10 M

Write short note on (any four) -
7 (a) MIG welding.
5 M
7 (b) Resistance welding
5 M
7 (c) CNC machines
5 M
7 (d) CO2 Welding
5 M
7 (e) Metal extrusion.
5 M



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