Yaa Viva Questions On Stuff Manufacturing Technology
Wednesday 19 December 2018
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Viva Questions on Fabric Manufacturing Technology
Raju Tex
Knitting Technologist,
B.J.Group, Mawna, Gazipur
Chittagong Textile Engineering College
Facebook: https://www.facebook.com/ERZRAZU
Knitting Technologist,
B.J.Group, Mawna, Gazipur
Chittagong Textile Engineering College
Facebook: https://www.facebook.com/ERZRAZU
Introduction:
In cloth manufacturing technology, iii types of fabrics are produced. They are woven, knitted together with nonwoven. It is a complex together with ancient procedure for making cloth. In this article diverse types of viva questions together with answers of cloth manufacturing engineering are given. Those volition last helpful for students, teachers together with project seekers.
1. What is fabric?
Ans: Interlacement of 2 or to a greater extent than thread of yarn.
2. Categories of woven cloth structure.
Ans: Simple structure, Complex structure.
3. What is construction of fabric?
Ans: Warp count X Weft count/EPI X PPI X Fabric width.
4. What is texture?
Ans: Quality of cloth such every bit get properties, shining properties, draping properties.
5. Texture depend on which mater?
Ans: Yarn count, EPI, PPI, Yarn twist, Interlacement etc.
6. What is contact field?
Ans: Contact points betwixt warp & weft yarn at correct angle. (RNwa*RNwe)
7. What is interlacing field?
Ans: The points where a yarn of i organization of threads changes its seat inwards relation to other system.
8. What is gratis field?
Ans: The zone where the warp & weft yarn hit non impact & alter cloth side.
9. What is opened upward field?
Ans: Zone where warp nor weft thread occurs.
10 . What is interlacing ratio?
Ans: Ratio betwixt actual no of interlacing & maximum no of interlacing.
11. What is Degree of interlacing?
Ans: When interlacing ratio is expressed every bit percentage.
12. What is repeat number?
Ans: No of warp & weft yarns inwards a fabric.
13. What is drafting?
Ans: Drawing procedure of warp yarn through heald optic according to the computer program or design.
14. What is lifting plan?
Ans: Selection of healds to last lifted or lowered.
15. What is denting plan?
Ans: Process of inserting warp yarn through reed.
16. What is skip Draft?
Ans: To brand cloth amongst high density of warp yarn.
17. What is pointed draft?
Ans: Used to hit cloth amongst symmetrical design.
18. How divided draft is produce?
Ans: By dividing the heald shafts into 2 or to a greater extent than groups.
19. Why grouped draft is needed?
Ans: To producing cheque & strip fabric.
20. Finer yarn used every bit where?
Ans: As warp.
21. Coarser yarn used every bit where?
Ans: As weft.
22. What is twill weave?
Ans: The weave is characterized past times diagonal lines of warp & weft floats on the human face upward of the cloth on both side.
23. Some types of twil.
Ans: Zig-zag, Herring bone, Diamond, Broken, Rearrange, Stepped, Elongated, Shadded, Combined twill etc.
24. Direction of horizontal zig-zag twill.
Ans: Upon the warp yarn.
25. Is pointed draft constitute inwards horizontal zig-zag twill.
Ans: Yes.
26. Direction of vertical zig-zag twill.
Ans: Upon the weft yarn.
27. Is vertical zig-zag twill made from whatever complicated continuous twill?
Ans: Yes.
28. Herring os twill.
Ans: Produced past times reversal of twill direction.
29. Warp yarn is double inwards the no of weft yarn.
Ans: In Horizontal Herring os twill.
30. Weft yarn is double inwards the no of warp yarn.
Ans: In Vertical Herring os twill.
31. What is elongated twill?
Ans: Twill angle is less or to a greater extent than than 45 score abide by to horizontal or vertical axis.
32. Warp way elongated twill runs …
Ans: Around 45 score angle.
33. Weft way elongated twill runs …
Ans: Bellow 45 score angle.
34. Twill trouble of coarser & soft twisted yarn…
Ans: More prominent.
35. Twill trouble of fine & difficult twisted yarn is…
Ans: Less prominent.
36. Twill trouble of folded yarn is…
Ans: More prominent.
37. Twill trouble of unmarried yarn is…
Ans: Less prominent.
38. Define the warp satin.
Ans: If the prominence of warp floating are seen on the cloth surface.
39. Define the weft satin.
Ans: If the prominence of warp floating are seen on the cloth surface.
40. Show the types of fancy fabric.
Ans: Mock leno, Hucka back, Honey comb, Crepe weave, Bed cord, Pique.
41. What is Albert cloth?
Ans: A reversible cloth or self stitched double cloth overcoating, woven amongst a unlike blueprint on each side inwards stripe or check.
42. What is alpaca fabric?
Ans: Influenza A virus subtype H5N1 cloth made from alpaca fabric.
43. What is Amazon cloth?
Ans: A lite weight clothing cloth amongst a full, soft get made from worsted yarns every bit warp & soft spun worsted or woolen yarn every bit weft.
44. What is angora fabric?
Ans: Influenza A virus subtype H5N1 cloth woven from angora yarn.
45. What is Back beam?
Ans: Influenza A virus subtype H5N1 beam from which the warp is fed during sizing.
46. What is Back rest?
Ans: The roller at the dorsum of a loom over which the warp threads from the beam pass.
47. Define the dorsum felling?
Ans: The application of a feeling stuff to the dorsum of a fabric.
48. What is balanced weave?
Ans: A weave inwards which the float of is the same inwards the warp & weft direction.
49. What is tension bar?
Ans: A bar composed of a weft yarn that has been stretched to a greater extent than or less than normal weft dot during weaving.
50. What is bastard reed?
Ans: Influenza A virus subtype H5N1 reed inwards which dent infinite at each side is slightly greater than inwards the center.
51. What is apartment bed?
Ans: A bed which provides a apartment surface inwards a same pane every bit the tabular array inwards which it is mounted.
52. What is Brocade?
Ans: Influenza A virus subtype H5N1 woven, patterned cloth using multi-colored threads
53. What is Damask?
Ans: It is similar to brocade but is finer, thiner. Influenza A virus subtype H5N1 woven, patterned fabric, using all i color - recall fancy white cloth napkins. Usually silk, linen, cotton, rayon or synthetic blends.
54. What is voile?
Ans: Soft fine sheer fabric.
55. What is worsted?
Ans: Fine closely-woven wool.
56. What is Velvet?
Ans: Rich looking cloth amongst a thick pile (ie woven w/ lots of threads sticking up.)
57. What is Embossed velvet?
Ans: Design is commonly oestrus pressed or chemically press to flatten some of the pile
58. What is cloth?
Ans: Cloth or cloth is a flexible artificial stuff made upward of a network of natural or artificial fibres (thread or yarn) formed past times weaving or knitting (textiles, or pressed into felt.)
59. What is knitting?
Ans: By transferring continuous strands of yarns into interlocking loops.
60. What are the basic construction of weft knitted cloth ?
Ans:
- plain or unmarried jersey .
- rib construction .
- 1*1 purl construction .
- 1*1 interlock construction .
61. Which elements are cloth raw stuff ?
Ans: Yarn, fiber, filament, solution .
62. What is cam ?
Ans: Cam is a mechanical device which transfer the rotory or circular motility of a m/c parts or shaft to the linear motility .
63. What are the types of cam ?
Ans: a) applied scientific discipline cam -> circular cam
b) Knitting cam -> angular cam
Angular cam: i)knit cam ii)tuck cam iii) immature lady cam
64. How many needle is used unmarried jersey ?
Ans: 1 set upward needle is used
65. How many needle is used double jersey ?
Ans: 2 set upward needle is used
66. Define weft ?
Ans: Yarn inlaid inwards a knitted construction inwards parallel to a course of educational activity is called weft .
67. What is Fillar ?
Ans: Yarn inlaid inwards a knitted construction inwards parallel to a wale is called fillar .
68. What is Curling ?
Ans: The bending style of unmarried jersey cloth .
69. What is Rib ?
Ans: Fabric hit 2 set upward of needle alternately to hit course of educational activity of human face upward loop & wales of dorsum loop is called rib ?
70. Define Interlock ?
Ans: Fabric hit past times knitting 2 set upward of needle human face upward 2 human face upward thence hiding all dorsum loops is called Interlock.
71. What is Lacra ?
Ans: polyurothin fibre, stetching fibre .
72. What is Gauge ?
Ans: Needles /inch .
73. What is Needle peace ?
Ans: Needle peace = 1 / NeedleGauge.
74. What are the basic chemical gene warp knitting ?
Ans: a) needle
b)sinker : i) loop formation ii) belongings downwards iii) knock over
c)guide
75. What are the master copy features of unmarried jersey patently cloth ?
Ans: i) technical human face upward is smoothen & v-shape is constitute & technical dorsum is fossil oil ii) hit past times unmarried set upward of needle iii) style of curling yarn .
76. What are the master copy features of rib construction ?
Ans: i) ) technical human face upward & dorsum is of same ii) it is commonly knitted 2 set upward of needles iii) this types of cloth arenot curling tendency.
77. What is tussah?
Ans: brownish silk fabric.
Ans: Yarn, fiber, filament, solution .
62. What is cam ?
Ans: Cam is a mechanical device which transfer the rotory or circular motility of a m/c parts or shaft to the linear motility .
63. What are the types of cam ?
Ans: a) applied scientific discipline cam -> circular cam
b) Knitting cam -> angular cam
Angular cam: i)knit cam ii)tuck cam iii) immature lady cam
64. How many needle is used unmarried jersey ?
Ans: 1 set upward needle is used
65. How many needle is used double jersey ?
Ans: 2 set upward needle is used
66. Define weft ?
Ans: Yarn inlaid inwards a knitted construction inwards parallel to a course of educational activity is called weft .
67. What is Fillar ?
Ans: Yarn inlaid inwards a knitted construction inwards parallel to a wale is called fillar .
68. What is Curling ?
Ans: The bending style of unmarried jersey cloth .
69. What is Rib ?
Ans: Fabric hit 2 set upward of needle alternately to hit course of educational activity of human face upward loop & wales of dorsum loop is called rib ?
70. Define Interlock ?
Ans: Fabric hit past times knitting 2 set upward of needle human face upward 2 human face upward thence hiding all dorsum loops is called Interlock.
71. What is Lacra ?
Ans: polyurothin fibre, stetching fibre .
72. What is Gauge ?
Ans: Needles /inch .
73. What is Needle peace ?
Ans: Needle peace = 1 / NeedleGauge.
74. What are the basic chemical gene warp knitting ?
Ans: a) needle
b)sinker : i) loop formation ii) belongings downwards iii) knock over
c)guide
75. What are the master copy features of unmarried jersey patently cloth ?
Ans: i) technical human face upward is smoothen & v-shape is constitute & technical dorsum is fossil oil ii) hit past times unmarried set upward of needle iii) style of curling yarn .
76. What are the master copy features of rib construction ?
Ans: i) ) technical human face upward & dorsum is of same ii) it is commonly knitted 2 set upward of needles iii) this types of cloth arenot curling tendency.
77. What is tussah?
Ans: brownish silk fabric.
78. Dedine temple ?
Ans: Influenza A virus subtype H5N1 device used inwards weaving to concur the cloth at the barbarous every bit around every bit possible to the width of the warp inwards the reed .
79. Define tappet fabric?
Ans: Fabrics of elementary weave construction that may last woven or a cam or tappet loon .
80. Define CPI ?
Ans: Cpi agency course of educational activity per inch. It dot the how many course of educational activity are prese nt inwards i inch length of the fabric.
81. How many types of fabric?
Ans: Woven, Knitted, Non woven, Braid.
82. What is weaving?
Ans: By using 2 sets of yarn interlacing at correct angle according to a blueprint is called weaving.
83. Define warp?
Ans: The sets of yarn which is used along the length of the cloth is termed every bit warp.
84. Define weft?
Ans: The sets of yarn which is used across the width of the cloth is termed every bit weft.
85. Write downwards the procedure sequence of dyed cloth production?
Ans: Yarn preparation, weaving, furnishing
86. What is the basic regulation elements of Knitting?
Ans: Principle elements of Knitting- needle, sinker, cam, jack, yarn feeder
87. What is needle?
Ans: The hooked metallic needle is the master copy regulation knitting chemical gene of the Knitting m/c
88. Write downwards the utilization of needle?
Ans: The utilization of needle is – New yarn receiving, Loop forming, Carry the quondam loop, Clearing the quondam loop.
89. Write downwards the types of needle?
Ans: Bearded Needle, Latch Needle, Compound Needle.
90. What is sinker?
Ans: It is the instant primary knitting element. It is a sparse metallic plate amongst an private or a collective activity operating roughly at correct angles from the claw side of the needle bed, betwixt following needles.
91. What is yarn feeder?
Ans: Yarn feeder mainly used for feed the yarn from packet to Needle past times yarn tensioner, yarn guide etc.
92. What is needle gauge?
Ans: No of Needles Per unit of measurement Length ( e.g. Needles/inch)
93. What is course?
Ans: Yarn inlaid horizontally amongst loop construction inwards a Knitting structure.
94. What is wale?
Ans: Yarn inlaid vertically amongst loop construction inwards a Knitting structure.
95. What is loop?
Ans: A slice of yarn used inwards knitted structure.
96. what is stitch?
Ans: Dimensionally stable structural unit of measurement of a knitted structure.
97. What is tuck loop?
Ans: When the needle receives novel yarn but the quondam loop is non locked off inwards its regular course, it is known every bit Tuck loop.
Yarn Receiving + Not Clearing = Tuck loop.
98. What is immature lady loop?
Ans: When the needle neither have novel yarn nor allows the quondam loop to last inlaid without knitting is called immature lady loop.
Not Receiving + Not Clearing = Miss loop.
99. What is held loop?
Ans: An quondam knit loop which the needle has retained together with non released & knocked-over at the following yarn feed.
100. What is drib stitch?
Ans: When the needle clear the quondam loop without receiving novel yarn.
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