College : Vardhaman College Of Engineering
Degree : B.Tech
Department : Aeronautical Engineering
Semester : IV
Subject : Aircraft Production Technology
Document type : Question Paper
Website : vardhaman.org
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Aircraft Production Technology Question Paper :
Four Year B. Tech IV Semester Regular/Supplementary Examinations May – 2014
(Regulations : VCE-R11)
(Aeronautical Engineering)
Date : 30 May, 2014
Time: 3 hours
Max Marks: 75
Related : Vardhaman College Of Engineering Thermal Engineering-I B.Tech Question Paper : www.pdfquestion.in/6341.html
Answer ONE question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
Unit – I :
1. a) Classify and compare merits and limitation of manufacturing processes. 8M
b) Describe different casting processes. 7M
2. a) Explain Green sand moulding with sketch and mention its advantages and disadvantages. 8M
b) Explain investment casting. What are its advantages and disadvantages? 7M
Unit – II :
3. a) With a neat sketch explain the principle of arc welding. 7M
b) Describe gas welding and resistance welding through neat diagrams. 8M
4. a) Give an outline of welding techniques used in aircraft production technology. 7M
b) With neat diagram explain soldering and brazing techniques. 8M
Unit – III :
5. a) Explain the working procedure of lathe machine and explain about lathe operations with the help of neat sketches? 7M
b) How are shaper and milling machine used in manufacturing? 8M
6. a) Explain the working principle of radial drilling machine with help of neat diagram and write the advantages and disadvantages? 7M
b) Write the importance sheet metal in Aircraft Manufacturing and write some sheet metal operations. 8M
Unit – IV :
7. a) Explain the working of Abrasive Jet Machining with neat sketch. What are its advantages and disadvantages? 8M
b) Explain Honing process for surface finishing operation. 7M
8. a) Explain the working Principle of Electron Discharge Machining with a neat sketch. 8 M
b) Write short notes on annealing and normalizing heat treatment process. 7M
Unit – V :
9. a) Explain the main steps of Liquid Penetration Inspection with sketch. 8M
b) Define the terms Quality and Reliability. 7M
10. a) Describe the concept of quality and quality circle. 7M
b) Write short notes on:
i. X-ray
ii. Magnetic particle inspection and ultrasonic testing 8M
B. Tech IV Semester Supplementary Examinations, December – 2013 :
Regulations: VCE-R11
Aircraft Production Technology :
(Aeronautical Engineering)
Date : 21 December, 2013
Time : 3 Hours
Max. Marks : 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
Unit – I :
1. a) Discuss briefly the various steps involved in preparing a sand casting. 7M
b) With a schematic diagram explain the working principle of hot chamber pressure die casting process. 8M
2. a) What are the differences between pattern and castings? 4M
b) Discuss briefly on the various desirable properties of moulding sand. 5M
c) List the advantages and disadvantages of die casting process. 6M
Unit – II :
3. a) Briefly explain butt welding and seam welding processes. 8M
b) What is soldering? Discuss the steps involved in soldering process. 7M
4. a) Explain the principle involved in electric arc welding. 7M
b) With a suitable sketch explain the working principle of projection welding process? List its advantages and disadvantages. 8M
Unit – III :
5. a) Explain in brief how do you specify a lathe and drilling machine. 6M
b) Explain with neat sketch the Horizontal milling machine. 9M
6. a) With neat sketch explain the following types of sheet metal forming processes
i. Blanking
ii. Shearing 8M
b) Explain with line diagram Stretch Forming and spinning. 7M
Unit – IV :
7. a) Name the type of processes involved in chemical machining. 4M
b) Explain how the EDM process is capable of producing complex shapes. 8M
c) Why is electron beam machining hazardous? 3M
8. a) Explain the various heat treatment procedure used for aluminum alloy and case hardening steels. 7M
b) Explain in brief the various types of surface finishing processes used for Aluminum alloy and steels. 8M
Unit – V :
9. a) What is the difference between jig and fixture? 5M
b) Define the terms sample size, random sampling, population and lot size. 4M
c) How is the depth of flaw measured in ultrasonic testing? Explain. 6M
10. a) What are the main elements of jigs and fixtures? Explain each one of them. 6M
b) List out the various standards under ISO 9000 series. 4M
c) Discuss the principle involved in detecting subsurface flaws using magnetic particle inspection.5M