100+ Most Useful Interview Questions and Answers for Weaving and Knitting Jobs

Question 1. What is weaving?
Answer: the process of interlacing two sets of yarns namely warp and weft, at right angle to make a fabric, according to design.

Question 2. What is knitting?
Answer: It is the process of producing fabric by transferring continuous yarns into interlocking loops, each row of loop hanging from the one immediately preceding it.

Question 3. How many sets of yarn are used in knitting?
Answer: One set (warp or weft).

Question 4. How many sets of yarn are used in weaving?
Answer: Two sets (warp and weft).

Question 5. Is sizing required in knitted fabric?
Answer: No.

Question 6. Write down the types/ classification of knitting.
Answer: Two types,
Warp knitting &
Weft knitting.

Question 7. Is yarn preparation is needed in knitting?
Answer: No.

Question 8. Is knitting fabric produce by inter looping?
Answer: Yes.

Question 9. Is weaving fabric produce by interlacing?
Answer: Yes.

Question 10. In which knitting, a fabric is produce by single yarn?
Answer: Weft knitting.

Question 11. What is the other name of warp yarn?
Answer: Ends

Question 12. Write down the loom driving system?
Answer:
Hand driving (hand loom) &
Electric motor driving (power loom)

Question 13. Write down/ what are the different types of shed?
Answer:
Bottom close shed
Center close shed
Semi-open shed
Open shed

Question 14: What is shedding?
Answer: Shedding is the act of dividing the warp threads according to design into two parts, to allow the passage of shuttle/weft inserting element from one side of the loom to the other.

Question 15. Write down/what are the types of shedding mechanism?
Answer:
Paddle/treadle shedding (used in hand loom)
Tappet shedding (used in power loom)
Dobby shedding (used in power loom, at past used in hand loom)
Jacquard shedding (both hand & power loom are used now)
Combined shedding

Question 16. Normally tapped shedding mechanism produces square design (e.g. 4×4, 6×6, 7×7, etc.) (Yes /no)
Answer: Yes.

Question 17. We can produce basic weave structures (i.e plain, twills satin) in tapped shedding (yes/no)
Answer: Yes

Question 18. Where open shed is used?
Answer: Tapped loom

Question 19. What is fabric?
Answer: Interlacement of two or more thread of yarn.

Question 20. What are the primary motion?
Answer: The primary motion are as follows-
Shedding
Picking
Beating

Question 21. What are the secondary motion?
Answer: The secondary motion are as follows :
Let off
Take-up

Question 22. What are the tertiary motion
Answer: The tertiary motion are as follows-
Warp stop motion
Weft stop motion
Warp protector
Weft protector

Question 23. Where bottom & center close shed are used?
Answer: Hand jacquard looms to produce delicate fabrics.

Question 24. Where semi-open shed is used?
Answer: Double lift dobby & Jacquard.

Question 25. One shedding + one picking + one beating =?
Answer: One weaving cycle/ loom cycle/picks cycle

Question 26. One picking tapped insert one pick(True or False)?
Answer: True

Question 27. What is the result of unequal shedding?
Answer: Wrong design & stitching

Question 28. What are the maximum numbers of heald frame controlling capacity in tapped shedding mechanism?
Answer: 14

Question 29. Dobby shedding mechanism can produce both square and rectangular size design (yes/no)
Answer: Yes

Question 30. What types of design can be produced by Jacquard looms?
Answer: Any design

Question 31. What are the maximum numbers of warp threads controlling capacity in Jacquard loom?
Answer: 1800

Question 32. What is sizing?
Answer: Sizing is the process of giving a protective coating on the warp yarn to minimize yarn breakage during weaving.

Question 33. What materials form the base of the size?
Answer: Starch or gum

Question 34. What are the types of loom?
Answer:
Hand loom &
Power loom

Question 35. What are the types of power loom?
Answer:
Modern/shuttle less loom &
Conventional/shuttle loom.

Question 36. What is picking?
Answer: To propel the shuttle or any other weft inserting elements.

Question 37. Write down the faults of picking
Answer:
Early picking
Late picking
Smash or Bang-off
Short picking
Harsh picking
Shuttle flying out

Question 38. Some meaning
Answer:
PPM = picks per minute
PPI = picks per inch
EPI = Ends per inch
RS = Reed space

Question 39. Actual production of a m/c is always less than that calculated production (True/False)
Answer: True

Question 40. What is the object of beat-up mechanism?
Answer: To push the newly inserted weft yarn (last pick) to the fell of the cloth.

Question 41. What is the function of take-up mechanism?
Answer: To wind the already woven fabric on the cloth roller with the progress of weaving.

Question 42. What is pick spacing?
Answer: The space occupied by a pick in fabric

Question 43. What is let-off mechanism?
Answer: To unwind the equivalent length of warp sheet from the warp beams with the progress of take-up during weaving.

Question 44. What are the basic weave structures?
Answer: (i) Plain (ii) Twill and (iii) Satin

Question 45. Write down/Classify the types of sett.
Answer:
Warp sett (No. of warp/inch)
Weft sett (no. of weft/inch)

Question 46. What is weave?
Answer: Interlacement of the ends and picks with each other produces a coherent structure. The repeating pattern of interlacing is called the weave.

Question 47. What is warp & weft crimp?
Answer: The waviness of the yarns due to interlacing of warp and weft in producing fabric is called crimp.

Question 48. What is face loop?
Answer: The loop where heads are below and hanks are above is called face loop.

Question 49. What is back loop?
Answer: The loop where heads are above and hanks are below is called back loop.

Question 50. What is the basic knitted structure?
Answer: single jersey or plain
1×1 rib
1×1 inter lock
1×1 purl.

Question 51. Write down the weft knitting elements.
Answer:
Needle
Sinker
Cam

Question 52. Write down the types of needle.
Answer:
Latch needle
Bearded needle
Compound needle

Question 53. Write down the types of knit wear.
Answer:
Cut and sew knit wear
Fully fashion knit wear.

Question 54. Write down the basic stitches of knitting structure.
Answer:
Knit stitch
Miss/ float stitch
Tuck stitch

Question 55. How can you identify single jersey fabric?
Answer: In single jersey fabrics, all face loops are present in one side and all back loops are present in other side of the fabric.

Question 56. How can you identify double jersey fabric?
Answer: In double jersey fabrics, face & back loops are present in every side of the fabric.

Question 57. The size of held loop is always bigger than knit loop (yes/no).
Answer: Yes.

Question 58. Write down the warp knitting elements.
Answer:
Needle
Cam
Sinker
Guide.

Question 59. Needle individually works in which knitting?
Answer: Weft knitting machine.

Question 60. Needles work unitedly in warp knitting (yes/no).
Answer: Yes.

Question 61. What is pitch?
Answer: The distance between one needle and another.

Question 62. Technical face and back is of same in rib structure (yes/no).
Answer: Yes.

Question 63. What is a coarse?
Answer: A coarse is a predominantly horizontal row of needle loops.

Question 64. What is a wale?
Answer: A wale is a predominantly vertical column of intermeshed needle loops.

Question 65. What is the first type of needle?
Answer: Bearded needle.

Question 66. What is the problem of bearded needle?
Answer: Presser bar is used as closing elements.

Question 67. What is the function of sinker that performed?
Answer: loop formation holding down knocking over.

Question 68. What is cam?
Answer: Cams are the devices which convert the rotary machine drive into a suitable reciprocating action for the needles or other elements.

Question 69. Write down the types of cam.
Answer:
Engineering cam,
Knitting cam.

Question 70. What is needle loop?
Answer: The needle loop is the basic unit of knitted structure.

Question 71. Write down the types of clearing cam.
Answer:
Knit cam,
Tuck cam,
Miss cam

Question 72. What is the basic knitting action of a needle?
Answer:
Rest position,
Opening,
Clearing,
Yarn feeding
Landing,
Knock over.

Question 73. What is held loop?
Answer: A held loop is an old loop that the needle has retained

Question 74. Where the interlock fabrics are used?
Answer: Under garments clothing.

Question 75. Inter lock has the technical face of plain fabric on both side (yes/no).
Answer: Yes.

Question 76. In interlock fabric, reverse or back loop is not seen (yes/no).
Answer: Yes.

Question 77. Technical face & back is of different in single Jersey fabric (yes/no)
Answer: Yes

Question 78. What do you mean by GSM?
Answer: Gram per square meter.

Question 79. What do you mean by oz/sq. yd?
Answer: Ounce per square yard.

Question 80. Where GSM is used?
Answer: The term GSM is popularly used in knitted industry because buying & selling are done on the basis of weight of the fabrics.

Question 81. What is the GSM range for finer fabrics?
Answer: Below 150

Question 82. What is the meaning of CVC & PC/TC?
Answer:
CVC = Chief value of cotton (i.e. cotton more than 50%)
PC/TC = Polyester & Cotton / Tetron & Cotton (i.e.polyester more than 50%)

Question 83. What types of loops produce in knitting?
Answer: Interlocking or Interlooping loops.

Question 84. Weft knitting produce in which form?
Answer: Tubular form.

Question 85. In which/loop, shanks are above and heads are below?
Answer: Face loop.

Question 86. What is sinker loop?
Answer: The loop that joins two adjacent needle loop.

Question 87. What is the basic unit of knitted structure?
Answer: Stitch/loop

Question 88. Legs or shanks are below and heads are above in back loop (Yes/No).
Answer: Yes.

Question 89. In where alternate face and back loops produced by two sets needle?
Answer: Rib structure.

Question 90. In interlock fabric, is back loop invisible?
Answer: Yes.

Question 91. Which is the only movable cam in the cam box?
Answer: Stitch cam.

Question 92. What is the principal element of knitting m/c?
Answer: Needle.

Question 93. What fabric produced by adhesive and punching?
Answer: Non-woven fabric.

Question 94. Write the process sequence of woven fabric production?
Answer: (A) Yarn preparation
Winding
Drawing in and denting
Warping
Leasing
Sizing
Tyeing in / Knotting (B) Weaving (C) Inspection (D) Folding (E) Transfer to DPF (Dyeing, Printing & Finishing)

Question 95. The weave with long floats of threads produce loose structure and short floats produce firm structure (True/False).
Answer: True

Question 96. What are the types of fabric?
Answer:
Woven fabric
Knit fabric
Non woven fabric

Question 97. What is non woven fabric?
Answer: Sheets of fibers are held together by adhesives, stitching or needle punching to give a usable fabric.

Question 98. What do you mean warp & weft yarn?
Answer:
Warp yarn = the lengthwise set of yarn
Weft yarn =the widthwise set of yarn.

Question 99. Write down the classification of woven fabric with example.
Answer:
According to raw material e.g. cotton fabric, wool fabric, silk fabric
According to processing e.g. solid dyed, yarn dyed
According to their weaves or construction e.g. plain fabric, twill fabric, satin fabric
According to their structures e.g. single cloth, double cloth, pile fabric
According to end uses e.g. Clothing, floor covering, furnishing

Question 100. In weaving process, which is first, sizing or winding?
Answer: Winding (winding → warping → sizing)

Question 101. Why yarn preparation is required for weaving?
Answer:
To wind the yarn uniformly on suitable package
To have desired length of yarn on the package
To improve weaving efficiency.

Question 102. What are the classifications of winding m/c?
Answer:
Pirn winding m/c
Cop winding m/c
Spool winding m/c
Cheese winding m/c
Cone winding m/c

Question 103. What are the types of warping?
Answer: Two types
Direct or high speed or beam warping
Sectional or pattern or drum warping

Question 104. What types of traversing method?
Answer:
Reciprocating
Rotating

Question 105. Ribboning is a winding fault (yes / no)
Answer: Yes

Question 106. Write down the types of yarn tensioner used in winding.
Answer:
Capstan Tensioner
Additive Tensioner
Combined Tensioner
Gate Tensioner
Lever Tensioner or automatic control tensioner.

Question 107. Write down the types of guide.
Answer:
Type A → A yarn end is required for threading
Type B→ A yarn end is not required for threading

Question 108. What is the main feature of twill weave?
Answer: A twill weave is characterized by diagonal lines of warp & weft floats on the face of the fabric.

Question 109. What are the derivatives of twill?
Answer: zigzag / pointed / waved twill combined twill
Herring bone twill
Fancy twill
Broken twill
Continuous twill

Question 110. Write down the classification of drafting?
Answer:
Straight draft
Special draft
Pointed draft
Skip draft
Flat pointed draft
Mixed draft
Broken draft

Question 111. What is color & weave effect?
Answer: Simple weaves such as plain, twill and matt may be used in conjunction with two color warp and weft patterns to produce small geometrical designs in two colors that is called color & weave effect.

Question 112. Where double cloth is used?
Answer: Decorative fabrics, such as sofa cover, furnishing cloth.

Question 113. What is denim fabric?
Answer: A strong warp faces cotton cloth used for overalls, jeans, skirts etc. largely made in 3/1 twill weave.

Question 114. Some fabric detail.
Answer:
Jean = 2/1 twill cotton cloth made warp or weft face.
Poplin = A plain woven warp rib fabric with fine warp and thick weft.

Question 115. What is winding?
Answer: The transferring of yarn from one package to another is called winding.

Question 116. Write down the classes of winding?
Answer:
On the basis of package hardness/softness-
Soft winding
Hard winding
On the basis of your coil on the package (traversing)
Precision winding and
Non-precision winding

Question 117. What are the types of packages?
Answer: Fundamentally three different types of packages
The parallel would package.
The near-parallel wound packages and
The cross wound packages.

Question 118. What are the classes of winding m/c basis on package of yarn produced?
Answer:
Pirn winding m/c
Cop winding m/c
Spool winding m/c
Cheese winding m/c
Cone winding m/c

Question 119. What are the ways in which a yarn package may be unwound?
Answer: There are two ways in which a yarn package may be unwound-
Side withdrawal and
Over end withdrawal.

Question 120. What are the faults of winding?
Answer: Faults-
Too soft or hard package
Improper knots.
Dirty package
Incorrect winding speed
Unsatisfactory package shape.
Ribboning
Balloning

Question 121. Mention the Auxiliary functions of winding machine?
Answer: The Auxiliary functions of a winding machine include-
Creeling
Piecing
Doffing.

Question 122. What is warping?
Answer: The parallel winding of a set of warp yarns from many yarn packages (cone/cheese) on a flanged bobbin (warping beam) at uniform spacing, tension and length is called warping.

Question 123. How many types of warping?
Answer: There are mainly two types of warping–
Direct or high speed or beam warping
Sectional or pattern or drum warping.

Question 124. Write the components of warping machine?
Answer: A warping machine consists of three main parts:
Creel
Headstock
Control unit.

Question 125. Classify the sizing method?
Answer: On the basis of size % on the yarn-
Light sizing- 10% – 15%
Pure sizing – 16% – 25%
Medium sizing – 26% – 50%
Heavy sizing – 50% – 100%
On the basis of application process-
Surface sizing
Core sizing
Optimal sizing

Question 126. What are the reason of clothing?
Answer:
Modesty
Protection against adverse climate conditions
Adornment
Identification
Aristocratic reason

Question 127. What the breaks that used to stop the loom?
Answer:
Mechanical
Pneumatic (used air)
Hydraulic (used liquid)

Question 128. Some important terms:
The ratio of RPM of crank shaft and bottom shaft is always 2:1
RPM of crank shaft = PPM of the loom

Question 129. Can we mount more than two shedding tappet in a loom?
Answer: No

Question 130. What is dwell?
Answer: The stationary period of heald frames in open shed condition during which time, the shuttle travel from one side of the loom to the other side.

Question 131. How many heald frames can be controlled by Dobby shedding mechanism?
Answer: Theoretically maximum 48 but practically 36 can be controlled. But for cotton yarn weaving 24 controlled.

Question 132. Minimum how many heald frame is controlled by Dobby shedding?
Answer: Minimum 12.

Question 133. Maximum how many heald frame is controlled by Jacquard shedding?
Answer: 1800

Question 134. What is efficiency?
Answer: The weaving efficiency describes how effectively a set of looms work in normal working environment.

Question 135. What is bastard reed?
Answer: A reed in which dent space at each side is slightly greater than in the center.

Question 136. What is flat bed?
Answer: A bed which provides a flat surface in a same pane as the table in which it is mounted.

Question 137. What is Brocade?
Answer: A woven, patterned fabric using multi-colored threads

Question 138. What is Damask?
Answer: It is similar to brocade but is finer, thiner. A woven, patterned fabric, using all one color – think fancy white cloth napkins. Usually silk, linen, cotton, rayon or synthetic blends.

Question 139. What is voile?
Answer: Soft fine sheer fabric.

Question 140. What is worsted?
Answer: Fine closely-woven wool.

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