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Posted By: srinivas Member Level: Gold Posted Date: 29 May 2008
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2007 Andhra Pradesh State Jawaharlal Nehru Technological University Aeronautical III B.Tech I Semester Regular Examinations, November 2007 AIRCRAFT PRODUCTION TECHNOLOGY Question paper
Code No: R05312101 Set No. 2
III B.Tech I Semester Regular Examinations, November 2007
AIRCRAFT PRODUCTION TECHNOLOGY
(Aeronautical Engineering)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
1. Write the advantages and limitation of various casting processes. [16]
2. Explain the following arc welding processes:-
(a) Tungsten inert gas arc welding
(b) Metal inert gas welding. [8+8]
3. (a) What is grinding operation? What are the uses of grinding process on manu-
factured products?
(b) List the various operations performed on grinding machines. [8+8]
4. (a) Write the differences that you have observed between products made of sheet
metals and those made by casting and forging.
(b) Describe the cutting process that takes place when a pair of scissors cuts
through aluminium foil. [8+8]
5. Write the principles of abrasive jet machining with the help of neat diagram. [16]
6. What are the various processes used for case hardening? Explain any two. [16]
7. If you are designing a joint that will subject to high stresses and a fatigue loading,
what kind of joint would you use? Explain. [16]
8. (a) Define the terms sample size, random sampling, populations, and lot size.
(b) Explain the difference between method of variables and method of attributes.
[8+8]
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