Chemical Engineering MCQs

Page No. 327

_____________ is a homopolymer?


aNeoprene


bBakelite


cNylon-66


dTerylene


View Answer Neoprene

Acrylonitrile is mainly used in the _____________ industry?


aPolymer


bPrinting


cDyeing


dPhotographic


View Answer Polymer

Silicone is a/an ___________________?


aMonomer


bInorganic polymer


cThermoplastic material


dA natural polymer


View Answer Inorganic polymer

A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of_______________________?


aSiloxane elastomers


bPolyamides


cVinyl polymers


dUrea-formaldehyde resins



Which of the following is stretched into fibers ?


aSaturated polyester


bUnsaturated polyester


cIsoprene


dBakelite


View Answer Saturated polyester

Terylene is_________________?


aSame as Dacron


bA polyester


cBoth A. & B.


dNeither A. nor B.


View Answer Both A. & B.

Which of the following is the lowest cost plastic commercially available ?


aPolythene


bTeflon


cBakelite


dPVC


View Answer Polythene

Bakelite (phenol-formaldehyde) resin cannot be used as________________?


aDecorative paint


bDecorative laminates


cElectrical insulation


dGlass reinforced plastics


View Answer Decorative paint

Polycaprolactam is____________________?


aNylon-6


bNylon-66


cDacron


dRayon


View Answer Nylon-6

Branched chain polymers compared to linear polymers have higher ____________________?


aDensity


bTensile strength


cMelting point


dDegree of irregularity in atomic packing



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