Polymer Technology - Study Mode
[#86] Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex?
Correct Answer
(C) Both A & B
[#87] Viscose rayon is
Correct Answer
(D) None of these
[#88] Vulcanisation of rubber
Correct Answer
(D) Converts its plasticity into elasticity
[#89] Which of the following is an inorganic polymer?
Correct Answer
(C) Silicones
[#90] Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser?
Correct Answer
(A) Ethylene glycol