Exam Details
| Subject | processing of thermoset | |
| Paper | ||
| Exam / Course | diploma engineering | |
| Department | ||
| Organization | Gujarat Technological University | |
| Position | ||
| Exam Date | April, 2016 | |
| City, State | gujarat, ahmedabad |
Question Paper
1
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
BE SEMESTER-V(New) • EXAMINATION WINTER 2016
Subject Code:2152807 Date:22/11/2016
Subject Name:Processing Applications of Non conventional Fibres
Time: 10:30 AM to 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1
Attempt the following objective questions.
14
1
Vinyl acetate is used in the production of which vinyl based fibre?
Based fibre?
2
What are Nylon 11 and Nylon 6T chemically?
3
Name two Natural protein fibres.
4
Name any two Inorganic fibres.
5
Polyvinyl alcohol gives water soluble fibres true or false?
6
Which fibre combines properties of Nylon and polyester?
7
Agave fibres are obtained
8
Which fibre is used for making dissolvable suture threads?
9
Which is the most inert and heat resistant fibre?
10
Name a regenerated protein fibre.
11
Soya bean fibres are obtained
12
Abaca is a bast fibre, true or false?
13
What are Type E and Type C borosilicates?
14
Which fibre is used to produce bullet proof jackets?
Q.2
Give the uses of Alginate fibres based on its solubility properties.
03
What is the source of Alginate fibres? How are they produced?
04
This fibre is made from Type E and Type C borosilicates. It is used as insulation material. Give other end uses and applications of this fibre.
07
OR
Describe in detail the properties and applications of carbon fibres.
07
Q.3
In brief, describe the process of production of Polystyrene fibre.
03
Discuss the properties and applications of Polystyrene fibres.
04
Write a review of recent developments in textile fibres (last five years).
07
OR
Q.3
Write about source and properties of Sunn hemp fibre.
03
Discuss the properties and applications of Soya bean fibre.
04
Discuss the properties and uses of Aluminum silicate fibres.
07
Q.4
Write a note on Manila fibre.
03
In brief, describe the process of production of Carbon Fibre.
04
Tencell/ Lyocell is obtained from which raw material? Describe its synthesis and properties. Why is it considered
07
2
an eco-friendly fibre from cradle to grave?
OR
Q.4
Describe the extraction of Sisal fibre.
03
Discuss source, properties and applications of Chitosan fibres.
04
Which type of fibre is casein? Describe the synthesis and uses of casein.
07
Q.5
Write its properties and uses. Sisal Abaca
03
Give the uses of the following fibres: Glass Fibres Soya bean fibres.
04
What is the source of Alginate fibres? How are they produced? Give the uses of Alginate fibres based on its solubility properties.
07
OR
Q.5
Discuss the properties and uses of Kenaf fibre.
03
Describe the production process of groundnut protein fibres.
04
What are Aramid fibres? Give production, properties and uses of Aramid fibres (Nomex and Kevlar).
07
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
BE SEMESTER-V(New) • EXAMINATION WINTER 2016
Subject Code:2152807 Date:22/11/2016
Subject Name:Processing Applications of Non conventional Fibres
Time: 10:30 AM to 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1
Attempt the following objective questions.
14
1
Vinyl acetate is used in the production of which vinyl based fibre?
Based fibre?
2
What are Nylon 11 and Nylon 6T chemically?
3
Name two Natural protein fibres.
4
Name any two Inorganic fibres.
5
Polyvinyl alcohol gives water soluble fibres true or false?
6
Which fibre combines properties of Nylon and polyester?
7
Agave fibres are obtained
8
Which fibre is used for making dissolvable suture threads?
9
Which is the most inert and heat resistant fibre?
10
Name a regenerated protein fibre.
11
Soya bean fibres are obtained
12
Abaca is a bast fibre, true or false?
13
What are Type E and Type C borosilicates?
14
Which fibre is used to produce bullet proof jackets?
Q.2
Give the uses of Alginate fibres based on its solubility properties.
03
What is the source of Alginate fibres? How are they produced?
04
This fibre is made from Type E and Type C borosilicates. It is used as insulation material. Give other end uses and applications of this fibre.
07
OR
Describe in detail the properties and applications of carbon fibres.
07
Q.3
In brief, describe the process of production of Polystyrene fibre.
03
Discuss the properties and applications of Polystyrene fibres.
04
Write a review of recent developments in textile fibres (last five years).
07
OR
Q.3
Write about source and properties of Sunn hemp fibre.
03
Discuss the properties and applications of Soya bean fibre.
04
Discuss the properties and uses of Aluminum silicate fibres.
07
Q.4
Write a note on Manila fibre.
03
In brief, describe the process of production of Carbon Fibre.
04
Tencell/ Lyocell is obtained from which raw material? Describe its synthesis and properties. Why is it considered
07
2
an eco-friendly fibre from cradle to grave?
OR
Q.4
Describe the extraction of Sisal fibre.
03
Discuss source, properties and applications of Chitosan fibres.
04
Which type of fibre is casein? Describe the synthesis and uses of casein.
07
Q.5
Write its properties and uses. Sisal Abaca
03
Give the uses of the following fibres: Glass Fibres Soya bean fibres.
04
What is the source of Alginate fibres? How are they produced? Give the uses of Alginate fibres based on its solubility properties.
07
OR
Q.5
Discuss the properties and uses of Kenaf fibre.
03
Describe the production process of groundnut protein fibres.
04
What are Aramid fibres? Give production, properties and uses of Aramid fibres (Nomex and Kevlar).
07
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