Name of the University : West Bengal University of Technology
Department : Apparel Production Management
Degree : B.Tech
Sem : VI
Subject Code/Name : APM-706/Design Concept of Apparel Machinery & Equipment
Website : wbut.ac.in
Document Type : Previous Year Examination Question Paper
Download Model/Sample Question Paper :
2010 : https://www.pdfquestion.in/uploads/qpaper.wbut.ac.in/6414-2010APM-706.pdf
2011 : https://www.pdfquestion.in/uploads/qpaper.wbut.ac.in/6414-2011APM%20-%20706.pdf
2012 : https://www.pdfquestion.in/uploads/qpaper.wbut.ac.in/6414-2012APM-706(1).pdf
Design Concept of Apparel Machinery & Equipment Question Paper :
Time Allotted : 3 Hours
Full Marks : 70
** The figures in the margin indicate full marks.
** Candidates are required to give their answers in their own words as far as practicable.
Related : West Bengal University of Technology APM703 Clothing Science B.Tech Question Paper : www.pdfquestion.in/6412.html
GROUP – A : ( Multiple Choice Type Questions )
1. Choose the correct alternatives for the following : 10 × 1 = 10
i) Cutting points type stitching needles an required for
a) Heavy fabric b) Light fabric
c) Sheet stitching d) Synthetic fabric.
ii) Slim set point needles are normally used
a) For the sake of appearance a very straight line of stitching
b) Button stitching
c) Knitted fabrics
d) None of these.
iii) Ball point needles are suitable for
a) Knitted fabric b) Light fabric
c) Heavy fabric d) Sheet materials.
iv) Lock stitch can be classified as
a) Intralooping technique
b) Interlooping technique
c) Interlacing technique
d) None of these.
v) Stitch type 304 is
a) Zigzag lock stitch b) Lock stitch
c) Chain stitch d) Zigzag chain stitch.
vi) In differential bottom feed system
a) Lower ply of fabric is stretched
b) Lower ply of fabric is overfed
c) Both (a) & (b)
d) None of these.
vii) Variable top feed combined with differential bottom feed provides
a) Overfeed of top ply b) Overfeed of bottom ply
c) Both (a) & (b) d) None of these.
viii) Variable top feed combined with drop feed provides
a) To finish even
b) Overfeed of top ply
c) Overfeed of bottom ply
d) Both (a) & (b)
e) Both (b) & (c).
ix) In the lock stitch machines, in complete reciprocation of needle, the shaft driving the shuttle hook rotates
a) 0·5 b) 1·0
c) 1·5 d) 2·0.
x) In a chain stitch machine, no. of stitches per cm is 6·0 and length of thread required per stitch is 7·0 mm. A cone containing 1·3 kg of 2s/60 thread can join approximate fabric length if wastege is 8·0%.
a) 174·02 mts b) 17402 mts
c) 18200 mts d) 182·0 mts.
GROUP – B : ( Short Answer Type Questions )
Answer any three of the following. 3 × 5 = 15
2. Show the passage of needle thread through a lock-stitch machine. How the thread moves through the needle ? 3 + 2
3. For cutter’s optimum performance, selection of materials for cutter is important. Discuss. 5
4. For stitching various types of fabric or material, selection of needle is important. Explain. 5
5. Stitching is a part of ornamentation of garments. Explain with examples. 5
GROUP – C : ( Long Answer Type Questions )
Answer any three of the following. 3 × 15 = 45
6. How can you classify various stitches stating their major application field ? What type of machine designs are made for any two types of stitch ? 7 + 8
7. Sketch and explain the driving arrangement of various moving elements in lock-stitch machine and justify their shrynconisation. 9 + 6
8. What are the various types of cutters used for fabric cutting ? Discuss the design concept of various cutters. What precautions are to be taken to prevent improper cutting ? 6 + 4 + 5
9. How are stitching needles classified ? Discuss the design concept of stitching needles incorporating specific shape and needle mechanical property. 6 + 9
10. Discuss the different types of feed mechanisms incorporated in stitching mechines with their specific purposes. 15
Design Concept Of Apparel Machinery & Equipment – 2011 :
Time Allotted : 3 Hours
Full Marks : 70
** The figures in the margin indicate full marks.
** Candidates are required to give their answers in their own words as far as practicable.
GROUP – A : ( Multiple Choice Type Questions )
1. Choose the correct alternatives for the following : 10 × 1 = 10
i) Cutting points type stitching needles an required for
a) Heavy fabric b) Light fabric
c) Sheet stitching d) Synthetic fabric.
ii) Slim set point needles are normally used a) For the sake of appearance a very straight line of
stitching
b) Button stitching
c) Knitted fabrics
d) None of these.
iii) Ball point needles are suitable for
a) Knitted fabric b) Light fabric
c) Heavy fabric d) Sheet materials.
iv) Lock stitch can be classified as
a) Intralooping technique
b) Interlooping technique
c) Interlacing technique
d) None of these.
v) Stitch type 304 is
a) Zigzag lock stitch b) Lock stitch
c) Chain stitch d) Zigzag chain stitch.
vi) In differential bottom feed system
a) Lower ply of fabric is stretched
b) Lower ply of fabric is overfed
c) Both (a) & (b)
d) None of these.
vii) Variable top feed combined with differential bottom feedprovides
a) Overfeed of top ply b) Overfeed of bottom ply
c) Both (a) & (b) d) None of these.
viii) Variable top feed combined with drop feed provides
a) To finish even
b) Overfeed of top ply
c) Overfeed of bottom ply
d) Both (a) & (b)
e) Both (b) & (c).
ix) In the lock stitch machines, in complete reciprocation of needle, the shaft driving the shuttle hook rotates
a) 0·5 b) 1·0
c) 1·5 d) 2·0.
x) In a chain stitch machine, no. of stitches per cm is 6·0 and length of thread required per stitch is 7·0 mm. A cone containing 1·3 kg of ! 2s/60 thread can join approximate fabric length if wastege is 8·0%.
a) 174·02 mts b) 17402 mts
c) 18200 mts d) 182·0 mts.
GROUP – B : ( Short Answer Type Questions )
Answer any three of the following. 3 × 5 = 15
2. Show the passage of needle thread through a lock-stitch machine. How the thread moves through the needle ? 3 + 2
3. For cutter’s optimum performance, selection of materials for cutter is important. Discuss. 5
4. For stitching various types of fabric or material, selection of needle is important. Explain. 5
5. Stitching is a part of ornamentation of garments. Explain with examples. 5