Polymer Technology MCQs with answers Page - 8

Here, you will find a collection of MCQ questions on Polymer Technology. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

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Q. Celluloid is

  • (A) Cellulose acetate
  • (B) Regenerated cellulose
  • (C) Cellulose nitrate
  • (D) Cellulose acetate butyrate

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Q. The process involved in converting rubber into a thin sheet or coating it on fabric is called

  • (A) Extrusion
  • (B) Mastication
  • (C) Calendering
  • (D) Vulcanisation

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Q. Styrene butadiene rubber (SBR) as compared to natural rubber has

  • (A) Poor tensile strength
  • (B) Poorer resistance
  • (C) Greater amount of heat build up heavy loading
  • (D) All of the above

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Q. The major component of acrylic fibres is

  • (A) Polyamides
  • (B) Polyolefins
  • (C) Polyacrylonitrile
  • (D) Polyesters

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Q. Addition polymerisation takes place either by a free radical mechanism or ionic machanism depending on the reagents used. Free radical polymerisation is catelyzed by __________ , which decompose to give free radicals.

  • (A) Organic peroxides
  • (B) Sulphuric acid
  • (C) Hydroflouric acid
  • (D) None of these

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Q. Main constituent of cotton fibre is

  • (A) Lignin
  • (B) Cellulose
  • (C) Starch
  • (D) Gelatine

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Q. Cross linked polymers are

  • (A) Thermoplastic
  • (B) Thermosetting
  • (C) Either A or B
  • (D) Fibres only

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Q. Starting material for the production of butadiene in India is

  • (A) Naphthalene
  • (B) Benzol
  • (C) Ethyl alcohol
  • (D) Phthalic anhydride

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Q. Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C.

  • (A) -20
  • (B) 50
  • (C) 250
  • (D) 500

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Q. Alkyd resin is a/an

  • (A) Polyamide
  • (B) Polyester
  • (C) Polyolefin
  • (D) Addition polymer

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