Polymer Technology Mcqs for Chemical

Q.  Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten__________________?

a. Saturated polyester
b. Polyurethane
c. Polystyrene
d. Either B. or C.


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Polymethyl methacrylate (PMMA) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a ______________ polymer?
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MCQs:  Collapsible tubes for tooth paste are produced by _____________ extrusion?
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MCQs:  Dacron is a _____________________________?
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MCQs:  Thermosetting plastic materials___________________?
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MCQs:  Polyurethane cannot be used to make____________________?
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MCQs:  Polyvinyl chloride (PVC) ____________________?
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MCQs:  Branched chain polymers compared to linear polymers have higher ____________________?
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MCQs:  Polycaprolactam is____________________?
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MCQs:  Bakelite (phenol-formaldehyde) resin cannot be used as________________?
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MCQs:  Which of the following is the lowest cost plastic commercially available ?
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MCQs:  Terylene is_________________?
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MCQs:  Which of the following is stretched into fibers ?
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MCQs:  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_______________________?
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MCQs:  Silicone is a/an ___________________?
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MCQs:  _____________ is a homopolymer?
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MCQs:  ____________ of SBR is adversely affected, if more quantity of styrene is added to butadiene during its co-polymerisation to produce SBR?
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MCQs:  β – glucose is the monomer of__________________?
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MCQs:  Polymerisation of poly functional monomers produces polymers having_________________?
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MCQs:  Neoprene is a___________________?
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MCQs:  Crystallisation of polymers is an undesirable property. Crystallisation of celluloid is prevented by adding_________________?
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