Roll no……………..
Total no. of
Questions:09]
B.Tech. (sem.-3rd)
AUTOMOTIVE MATERIALS
SUBJECT CODE: BTAE-305
PAPER ID:[A1155]
Instruction to
Candidates:
1.
SECTION-A is compulsory consisting of Ten
question carrying Two marks each.
2.
SECTION-B contains FIVE questions carrying Five
marks each and students has to attempt any four questions.
3.
SECTION –C contains Three questions carrying Ten
marks each and students has to attempt any Two questions.
Section- A
1.
Write briefly:
a.
How engineering materials are classified?
b.
What are plastics?
c.
What is the range of composition of alloy steel?
d.
What are types of ceramic materials?
e.
What is normalizing?
f.
What are refractory materials?
g.
What are elastomers?
h.
How composites are classified?
i.
What is chemical hardening?
j.
What do you understand by anodizing?
Section –B
2.
Discuss the properties of alloys of copper and
write their applications.
3.
How recrystallization temperature effect the
properties of material ? Discuss.
4.
What are different types of glass? Discuss their
properties.
5.
Discuss the characteristics of rubber.
6.
Discuss the criteria for selection of material
for connecting rod.
Section-C
7.
What is a polymer? How does the structure of
polymer differ from that of a metal? Discuss.
8.
What are the mechanical properties of material
and how are they related to one another? Discuss.
9.
Write a note thermal spraying.
0 comments:
Post a Comment
North India Campus