Home / GATE 2017-2018 / GATE Textile and Fibre :: Practice Test Paper 1

GATE 2017-2018 :: GATE Textile and Fibre

  1. Dog knot is preferred to weaver's knot during creeling because it is
  2. A.
    Easier to make
    B.
    Stronger
    C.
    Smaller in size
    D.
    Less prone to slippage

  3. Size add-on does not depend on
  4. A.
    Roller hardness
    B.
    Drying cylinder temperature
    C.
    Size paste concentration
    D.
    Machine speed

  5. Ball warping is mainly used in the manufacture of
  6. A.
    Terry towel
    B.
    Narrow fabric
    C.
    Denim
    D.
    3D fabric

  7. The factor that does not influence the propelling force for moving the weft yarn on air jet loom is
  8. A.
    Coefficient of friction between air and yarn
    B.
    Air velocity
    C.
    Yarn strength
    D.
    Yarn diameter

  9. In the context of thermal bonding of nonwoven web, the statement which is not true is
  10. A.
    A thermoplastic component has to be present in the web
    B.
    Heat is applied until the thermoplastic component melts
    C.
    The polymer flows by surface tension and capillary action to fibre cross over points
    D.
    Chemical reaction takes place

  11. A 51 mm long fibre has 6 % crimp. The crimped length of the fibre in mm is approximately
  12. A.
    44
    B.
    46
    C.
    48
    D.
    50

  13. On a mass based evenness tester, thin place in a yarn at −40 % setting is counted if mass per unit length is
  14. A.
    40 % of the mean mass per unit length
    B.
    60 % of the mean mass per unit length
    C.
    40 % of the mean mass per unit length or less
    D.
    60 % of the mean mass per unit length or less

  15. Bursting strength of a woven fabric with the same warp and weft yarns is the highest when the ratio of ends/cm and picks/cm is
  16. A.
    1.1
    B.
    1.0
    C.
    0.9
    D.
    0.8

  17. Fabric abrasion resistance cannot be assessed by the loss in
  18. A.
    Strength
    B.
    Thickness
    C.
    Weight
    D.
    Air permeability

  19. Bleached cotton fabric was sent to a laboratory for determination of Copper Number, which is an estimate of the presence of
  20. A.
    Hydroxyl groups
    B.
    Carboxyl groups
    C.
    Reducing groups
    D.
    Oxidizing groups