Friday, January 8, 2016

VTU B.E Non Traditional Machining 2015 Question Paper

VTU Question Paper
Department of Mechanical
B.E. Degree Examination
Sixth Semester
Non Traditional Machining
June/July 2015 Question Paper
Max. Marks:100
Time: 3 Hours

Question Paper Code : 10ME665
Sixth Semester B.E. Degree Examination, June/July 2015
Non - Traditional Machining
Time: 3 hrs. Max. Marks:
Note: Answer any FIVE full questions, selecting atleast TWO questions from each part

PART-A
1 a. List and explain the various factors to be considered for selection of machining processes.
(07 Marks)
b. Classify various non traditional machining process based in energy source used with giving suitable examples. (06 Marks)
c. Based on various parameters of machining, compare conventional and non conventions machining processes. ' (07 Marks)

2 a. Explain with graph the effect of various paramet~.on material removal rate (MRR) in USM process. (10 Marks)
b. With neat sketch, explain the main elements of ulrasonic machining process. (10 Marks)

3 a. Draw the schematic diagram of abrasive jet machining and explain working principle. (08 Marks)
b. List the applications of Abrasive jet machining. (04 Marks)
c. Mention the advantages and disadvantages of water jet machining. (08 Marks)

4 a. Explain the chemistry of ECM process with diagram.
b. List the functions of electrolyte in ECM process.
c. Explain with diagram working of electro-chemical grinding (ECG).

PART-B
5 a. Explain the elements of chemical machining process. (06 Marks)
b. Explain with flow chart the chemical blanking process. (10 Marks)
c. Mention the limitations of chemical machining process. (04 Marks)

6 a. Explain with sketch, the mechanism of metal removal in electric discharge machining. (07 Marks)
b. Explain the elementary relaxation circuit for EDM. (07 Marks)
c. Explain the different methods of dielectric flushing in electric discharge machining. (06 Marks)

7. a. Explain with diagram the working of plasma arc machining. (10 Marks)
b. What are the factors that govern the performance of plasma arc machining? Explain anyone of them. (06 Marks)
c. Write the applications of plasma arc machining. (04 Marks)

8 a. Explain with sketch, the working of electron beam machining (EBM).
b. What are the Applications of EBM?
c. What are the advantages and applications of laser beam machining (LBM)?

Duraimani

B.E Civil Engineer Graduated from Government College of Engineering Tirunelveli in the year 2016. She has developed this website for the welfare of students community not only for students under Anna University Chennai, but for all universities located in India. That's why her website is named as www.IndianUniversityQuestionPapers.com . If you don't find any study materials that you are looking for, you may intimate her through contact page of this website to know her so that it will be useful for providing them as early as possible. You can also share your own study materials and it can be published in this website after verification and reviewing. Thank you!