Liners of bags are usually made of ____________________?
Liners of bags are usually made of ____________________?
A. Polythene
B. PVC
C. Polypropylene
D. Polyesters
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The rate controlling step in the manufacture of silicone rubber is the_________________?
The rate controlling step in the manufacture of silicone rubber is the_________________?A. Polymer termination step
B. Condensation of siloxane to silicone
C. Initial hydrolysis of silicone monomer
D. None of theseCommercial production of polypropylene employs _____________ polymerisation?
Commercial production of polypropylene employs _____________ polymerisation?A. Emulsion
B. Suspension
C. Solution
D. BulkAcrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but
Question: Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but
[A].polyacrylonitrile [B].
polyamide [C].
saturated polyester [D].
alkyd resin Answer: Option A
Explanation:
No answer description available for this question.
Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but____________________?
Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but____________________?A. Polyacrylonitrile
B. Polyamide
C. Saturated polyester
D. Alkyd resinIn step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is________________?
In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is________________?A. Terylene
B. Polybutadiene
C. PVC
D. PolypropyleneOut of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of _______________ percent?
Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of _______________ percent?A. 1-1000
B. 1000-1500
C. 1500-2000
D. 2000-2500