2007 Anna University B.E Mechanical ME1001-UNCONVENTIONAL MACHINING PROCESS Question paper
Seventh semester ,Mechanical engineering
ME1001 UNCONVENTIONAL MACHINING PROCESS
( Common to Mechanical Engineering and Production Engineering)
Time: 3 hours
Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
1. (a) Write a note on tool wear in ultrasonic machining process. [8]
(b) Explain the economic factors considered while selecting the ultrasonic machining process. [8]
2. (a) Explain Abrasive Jet Machining (AJM) with suitable diagram. [8]
(b)With a suitable sketch explain the tooling arrangement to produce one of the products for aircraft industry. [8]
3.(a)What are the various advantages of using ECM? [8]
(b)What are the various advantagesAbrasive Jet Machining (AJM) [8]
4.Describe the advantages and limitations of power supply with rotary impulse generator circuit used in EDM. [8+8=16]
5.(a) What is plasma? How it can be used for material processing? [3+5]
(b) What are the different types of plasmotrons used in material cutting applications? [8]
6.(a) Discuss the factors influencing the choice of electrode material in EDM? [8]
(b) How the surface finish and accuracy of machining are influenced by the process parameters in EDM? [8]
7. What types of defects are observed in unconfined explosive forming? What are thereasons for them? What remedies are suggested by you to avoid these defects? [4+6+6]
8. What types of defects are observed in unconfined explosive forming? What are thereasons for them? What remedies are suggested by you to avoid these defects?
[4+6+6]
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