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Posted Date: 03 May 2008 Posted By: Atul Member Level: Gold
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2007 Anna University B.Tech Textile Engineering, Textile Technology TT341 - TECHNOLOGY OF FABRIC MANUFACTURE – II Question paper
ANNA UNIVERSITY :: CHENNAI - 600 025
MODEL QUESTION PAPER
B.TECH DEGREE EXAMINATION
SIXTH SEMESTER – TEXTILE TECHNOLOGY
TT341 - TECHNOLOGY OF FABRIC MANUFACTURE – II
Time: 3 hours Max Marks: 100
PART – A (10 x 2 = 20 marks)
Answer ALL Questions
1. Mention the Quality parameters for 40s combed warp yarn suitable for Shuttleless looms.
2. State any two important technical aspects in Sizing of yarn meant for Shuttleless looms.
3. What are the function of Eye cutter and Temple cutter in an automatic Pirn change loom?
4. Name different types of feelers used in Auto looms
5. Compare 4XI and 4X4 Drop Box looms.
6. What is pile ratio applicable in Pile fabric weaving?
7. State important functions of weft accumulators.
8. Differentiate the Gabler and Dewas systems of weft insertion in a rapier loom.
9. Mention two important precautions you will take during sizing of filament yarn.
10. What are the end uses of bonded fabrics?
PART – B (5 x 16 = 80 marks)
11. Discuss in detail warp and weft preparation suitable for Shuttleless looms. (16)
12.a)i) Describe any one type of Automatic Pirn changing mechanisms with neat sketch.
(12)
ii) Compare Automatic Pirn changing loom with Automatic shuttle change looms
(4)
(OR)
12.b)i) Give the differences between Electrical and Mechanical Warp Stop Motions. (4)
ii) Discuss the working of any one type of 4 X 1 drop box motion with a neat sketch.
(12)
13.a)i) Classify the different types of Rapier Loom. (4)
ii) Discuss about the mechanism of weft insertion in flexible rapier type of loom. (8)
iii) Give a brief note on different types of selvedges. (4)
(OR)
13.b)i) Discuss about the sequence of operations involved in weft insertion in a projectile loom (8)
ii) Give the timing diagram for weft insertion in an Air-jet loom. (4)
iii) What are the advantages of multiphase looms? (4)
14.a)i) Give an account of weaving of filament yarns. (12)
ii) What are the important aspects in the preparation of open-end yarns for weaving?
(4)
(OR)
14.b)i) Give an account of weaving of polyester blended yarns (12)
ii) Write a brief note on data systems. (4)
15.a)i) Explain with a neat sketch the aero dynamic method of web preparation. (12)
ii) What are the different kinds of web? (4)
(OR)
15.b)i) Discuss in detail mechanical bonding method of production of bonded fabrics with a neat sketch. (12)
ii) Write a note on “Thermal Web-bonding”. (4)
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