Download PTU B.Tech 2020 March Aero 5th Sem ASPE 302 Aerospace Materials Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech Aero (Aerospace-Engg) 2020 March 5th Sem ASPE 302 Aerospace Materials Previous Question Paper

1 | M - 7 1 8 3 6 ( S 2 ) - 1 0 4 9
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(Aerospace Engg.) (2012 Onwards) (Sem.?5)
AEROSPACE MATERIALS
Subject Code : ASPE-302
M.Code : 71836
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION 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
1. Answer briefly :
a) What is Pulforming?
b) What is injection molding?
c) What is blow molding?
d) What are whiskers?
e) Define malleability.
f) What is normalizing?
g) What is medium carbon steel?
h) What is cold shortness?
i) What is passivating?
j) What is intergranular corrosion?
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1 | M - 7 1 8 3 6 ( S 2 ) - 1 0 4 9
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(Aerospace Engg.) (2012 Onwards) (Sem.?5)
AEROSPACE MATERIALS
Subject Code : ASPE-302
M.Code : 71836
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION 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
1. Answer briefly :
a) What is Pulforming?
b) What is injection molding?
c) What is blow molding?
d) What are whiskers?
e) Define malleability.
f) What is normalizing?
g) What is medium carbon steel?
h) What is cold shortness?
i) What is passivating?
j) What is intergranular corrosion?
2 | M - 7 1 8 3 6 ( S 2 ) - 1 0 4 9
SECTION-B
2. What is SAE numbering system? Explain SAE 2330.
3. Discuss and explain the nomenclature of aluminium alloys.
4. Explain case hardening.
5. Name the methods of casting aluminium alloys. Discuss any one.
6. Name various applications of composites. Discuss any one in detail.

SECTION-C
7. What are the various metal joining processes? Explain any one permanent joining
process.
8. Explain the manufacture of Titanium with the help of a flow chart. In how many ways
hydrogen can contaminate titanium?
9. Discuss particulate composites in details.








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