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  • Question
  • The physical state in which polymers exist is


  • Options
  • A. melts & rubber like state.
  • B. amorphous glassy state.
  • C. partially crystalline state.
  • D. all (a), (b) and (c).

  • Correct Answer
  • all (a), (b) and (c). 


  • Polymer Technology problems


    Search Results


    • 1. Which of the following is an inorganic polymer?

    • Options
    • A. Teflon
    • B. Perspex
    • C. Silicones
    • D. Bakelite
    • Discuss
    • 2. Poly Vinyl chloride (PVC) is a __________ material.

    • Options
    • A. thermoplastic
    • B. thermosetting
    • C. fibrous
    • D. chemically active
    • Discuss
    • 3. Contact lenses for eyes are made of perspex, which is nothing but

    • Options
    • A. polymethylmethacrylate
    • B. polystyrene
    • C. unsaturated polyester
    • D. polypropylene
    • Discuss
    • 4. The inter particle forces between linear chains in nylon-66 are __________ bonds.

    • Options
    • A. hydrogen
    • B. covalant
    • C. ionic
    • D. none of these
    • Discuss
    • 5. Which of the following is an elastomer?

    • Options
    • A. Thiokol
    • B. Phenol formaldehyde
    • C. Urea formaldehyde
    • D. Polystyrene
    • Discuss
    • 6. Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are

    • Options
    • A. 50°C and 3 - 4 kg/cm2
    • B. 50°C and 1 kgf/cm2
    • C. 250°C and 10 kgf/cm2
    • D. 250°C and 1 kgf/cm2
    • Discuss
    • 7. Polycaprolactum (Nylon - 6) is produced by the condensation polymerisation of caprolactum at 240-280°C in which the conversion of caprolactum is about __________ percent.

    • Options
    • A. 50
    • B. 75
    • C. 90
    • D. 99
    • Discuss
    • 8. Polyurathane can not be used for making

    • Options
    • A. mattresses & foam
    • B. coating material
    • C. adhesives
    • D. bottles
    • Discuss
    • 9. Main constituent of cotton fibre is

    • Options
    • A. lignin
    • B. cellulose
    • C. starch
    • D. gelatine
    • Discuss
    • 10. Low pressure Zeigler process of polythene manufacture

    • Options
    • A. employs a pressure of 30 kgf/cm2.
    • B. achieves an yield of 95-98% based on ethylene.
    • C. produces very low density polythene.
    • D. does not use any catalyst for polymerisation.
    • Discuss


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