It is also known as orlon.
  • Acrylic
  • PET
  • Rayon
  • Plastic
Raw materials for preparation of synthetic fibres are
  • coal
  • petroleum
  • natural gas
  • all of these
A synthetic fibre that works like wool.
  • nylon
  • PVC
  • polyester
  • Acrylic
Which of these is the first synthetic fibre?
  • Acrylic
  • Rayon
  • Nylon
  • Polyester
Which of the following fibre has highest tensile strength
  • Cotton
  • Silk
  • Plastic
  • Nylon
Polyethylene is made up of many…………………
  • ethene units
  • ethane units
  • ethylene units
  • ethyne units
Polycarbonate is used to make
  • compact discs
  • straws
  • bottles
  • jars
Plastic is an example of
  • Natural fibre
  • biodegradable substance
  • non-biodegradable substance
  • blended fibre
Thermosetting plastics are soluble in
  • Oil
  • water
  • None
  • Both
which of the following is a naturally occurring polymer?
  • Protein
  • PVC
  • Teflon
  • Polyethene
Firemen uniform are usually made up of
  • Melamine Fibre
  • Ceramic Fibre
  • Metallic Fibre
  • PVC fibre
What is artificial wool
  • PVC
  • Acrylic
  • Nylon
  • Rayon
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