Two complete papers from the 2018 Level-2 Term-II finals on Textile Fibre: Man-Made Fibre (WPE 245). Set for BUTEX affiliated colleges; covers texturization, spinning system comparisons, viscose rayon manufacturing, and acetate and triacetate fibres.
Q1
Level-2 Term-II, Final Exám-2018
Subject: Textile Fibre: Man-Made Fibre (Code: WPE 245)
Time: 3.0 Hrs. Full Marks: 105
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) What is meant by natural fibre and textile fibre?
(b) Write the classification of man-made fibre with examples.
(c) How can modify the spinning solution?
(d) Explain the flow chart of man-made fibre production.
[4+4.5+4+5=17.5]
2. (a) Discuss the process of texturization and mention the end use of textured yarn.
(b) Make a comparison between different spinning systems.
(c) Describe the drawing principle with sketch.
(d) Differentiate among melt spinning, dry spinning and wet spinning process.
[4+4+6.5+3=17.5]
Q2
Level-2 Term-II, Final Exám-2018
Subject: Man-made Textile Fibres (Code: YE 203)
Time: 3.0 Hrs. Full Marks: 72
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) What is meant by textile fibre and man-made fibre?
(b) Which properties required for fibre forming polymer?
(c) Discuss about the physical and chemical modification of man-made fibre.
(d) Distinguish between natural fibre and man-made fibre.
[3+3+3+3=12]
2. (a) Write the principle of spinning method.
(b) Discuss about melt spinning process for synthetic fibre production with flow chart.