Download PTU B.Tech 2020 March Aero 4th Sem ANE 207 Aircraft Materials And Processes Question Paper

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Roll No. | [ [ 1] [ ‘ Total No. of Pages : 02

Total No. of Questions : 09

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B.Tech.(Aeronautical Engg.) (Sem.-4)

AIRCRAFT MATERIALS AND PROCESSES

Subject Code : ANE-207

M.Code : 60515

Time : 3 Hrs. Max. Marks : 60

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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Q1. Define and explain the significance of the following terms :

1. Strength/weight ratio
2. Heat treatment
3. Alloying elements
4. Super alloys

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5. Weldability
6. Matrix material
7. Composites
8. Ceramic materials
9. Curing

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10. Aramid fibers

SECTION-B

Q2. Explain the desirable properties of flight vehicle materials.

Q3. Explain the techniques used for the inspection of composite materials.

Q4. Explain various types of composite materials. Explain properties of carbon fiber.

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Q5. Explain various types of riveted joints using sketches.

Q6. Explain the properties of K-Monal.

SECTION-C

Q7. Write notes on the following : (2x5)

1. Factors affecting choice of material for different parts of an airplane

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2. Magnesium alloys and their applications to aerospace vehicles.

Q8. Classify heat resistant materials. Explain properties & applications of any one category. (1,6,3)

Q9. Explain the following welding techniques : (2x5)

1. Gas welding
2. Resistance welding

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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.