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

GATE 2017-2018 :: GATE Textile and Fibre

  1. The fibre which has a mineral origin is
  2. A.
    Asbestos
    B.
    Silk
    C.
    Flax
    D.
    Acrylic

  3. The chemical that is used to convert soda cellulose to sodium cellulose xanthate in the manufacture of viscose rayon is
  4. A.
    Carbon disulphide
    B.
    Sodium xanthate
    C.
    Sodium sulphide
    D.
    Sodium hydroxide

  5. The fibre that will float on water is
  6. A.
    Nylon
    B.
    Polyester
    C.
    Acrylic
    D.
    Polypropylene

  7. The range of spinning speed (m/min) used in the manufacture of partially oriented polyester yarn is
  8. A.
    1000 − 1200
    B.
    2000 − 2500
    C.
    2800 − 3500
    D.
    4000 − 6000

  9. Drawing of synthetic filament does not lead to an increase in
  10. A.
    Crystallinity
    B.
    Tenacity
    C.
    Tensile modulus
    D.
    Elongation at break

  11. In a card, the wire point density is maximum on
  12. A.
    Cylinder
    B.
    Flat
    C.
    Doffer
    D.
    Licker-in

  13. The spinning system that does not generate false twist during spinning is
  14. A.
    Ring spinning
    B.
    DREF 3
    C.
    Rotor spinning
    D.
    Air jet spinning

  15. Most of the seed coat particles are removed in
  16. A.
    Blow room
    B.
    Card
    C.
    Comber
    D.
    Draw frame

  17. An eccentric top roller in a drafting system leads to
  18. A.
    Change in draft with oscillation of nip line
    B.
    Change in draft without oscillation of nip line
    C.
    Neither change in draft nor oscillation of nip line
    D.
    Oscillation of nip line only

  19. The increase in traveller weight leads to an increase in
  20. A.
    Yarn twist
    B.
    Traveller lag
    C.
    Balloon diameter
    D.
    Yarn tension