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MCQs

Total Questions : 1113 | Page 108 of 112 pages
Question 1071. Rayon is superior to cotton in making gauge for wound treatment, because rayon_____________________?
  1.    Is a synthetic polymer
  2.    Does not stick to the wound unlike cotton
  3.    Can absorb over 90% of its own weight of water
  4.    Both B. and C.
 Discuss Question
Answer: Option B. -> Does not stick to the wound unlike cotton
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1072. Polystyrene is a light, transparent, thermoplastic material used for making __________________?
  1.    Toys and combs
  2.    Packaging bags
  3.    Non-sticking utensils
  4.    Electrical insulation
 Discuss Question
Answer: Option A. -> Toys and combs
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1073. The inter particle forces between linear chains in nylon-66 are ______________ bonds?
  1.    Hydrogen
  2.    Covalent
  3.    Ionic
  4.    None of these
 Discuss Question
Answer: Option A. -> Hydrogen
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1074. Polypropylene is preferred to polythene, because the former is ____________________?
  1.    Non-inflammable
  2.    Harder
  3.    Stronger
  4.    Both B. & C.
 Discuss Question
Answer: Option D. -> Both B. & C.
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1075. Lavatory cisterns are normally made of ________________?
  1.    Expanded polystyrene
  2.    Saturated polyester
  3.    Perspex
  4.    PVC
 Discuss Question
Answer: Option A. -> Expanded polystyrene
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1076. Hot drink (e.g., tea) cups are usually made of _____________________?
  1.    Polystyrene
  2.    Polythene
  3.    Polypropylene
  4.    PVC
 Discuss Question
Answer: Option A. -> Polystyrene
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1077. Epoxy resin is____________________?
  1.    Not used for surface coating
  2.    A good abrasive
  3.    An elastomer
  4.    A polyester
 Discuss Question
Answer: Option B. -> A good abrasive
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1078. Low density polythene as compared to high density polythene is____________________?
  1.    Harder
  2.    Tougher
  3.    Chemically inert
  4.    More flexible
 Discuss Question
Answer: Option D. -> More flexible
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1079. _______________ is a copolymer ?
  1.    Nylon-66
  2.    Polypropylene
  3.    PVC
  4.    Poly tetra fluoro ethylene
 Discuss Question
Answer: Option A. -> Nylon-66
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1080. Molecular weight of polymers are in the range of__________________?
  1.    10 to 103
  2.    102-107
  3.    107-109
  4.    109-1011
 Discuss Question
Answer: Option B. -> 102-107
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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