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Which of the following is not a natural fiber ?
Related MCQs
Rayon is a __________ fibre?
The starting material used for the manufacture of caprolactam is__________?
Size range of polymer molecules varies from __________ meter?
Polyhexamethylene adipamide is also known as__________?
Thermoplastic materials__________?
Cross linked polymers are__________?
Nylon-66 compared to nylon-6 has __________?
Unbreakable crockeries are made from __________ polymers?
In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of__________?
Which of the following rubbers has the widest service temperature range (-75 to 275°C) ?
__________ is normally used for the manufacture of refrigerator components and transistor parts?
Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but__________?
Styrene butadiene rubber (SBR) is never used for making__________?
The process involved in converting rubber into a thin sheet or coating it on fabric is called__________?
In nylon-6, the number 6 represents the total number of__________?
Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten__________?
Phenol formaldehyde __________?
Which of the following is not a condensation polymer ?
Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature?
Styrene which is a monomer for the production of polystyrene, is commercially produced by the __________?
__________ polythene is most prone to stress-cracking ?
Polymers are__________?
Thermosetting materials__________?
Which of the following is not an elastomer ?
Softening point of high density polythene is about __________ °C?
__________ is not a condensation polymer ?
Styrene butadiene rubber is commercially manufactured by__________?
Adipic acid is an intermediate in the manufacture of __________?
Nylon-6 is a__________?
Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically__________?
Rexine (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten__________?
Commercial production of polypropylene employs __________ polymerisation?
Nylon-66 is a polyamide of __________?
The only natural thermoplastic resin, which is a product of animal life is __________?
Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is __________?
Gutta percha rubber is__________?
Which of the following is generally not drawn into fiber ?
Cellulose content in bamboo fibre is about __________ percent?
Polycondensation reaction of polymerisation __________?
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__________?
In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer ?
Properties of a polymer is affected by the__________?
Nylon-66 is manufactured from __________?
Poly-tetra-fluoro ethylene (PTFE) is known as__________?
Density of low density polythene is about __________ gm/c.c?
Condensation polymerisation of caprolactam is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6?
Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres?
In condensation polymerisation as compared to addition polymerisation__________?
Polyvinyl acetate is never used for making__________?
Thermosetting resins/polymers as compared to thermoplastic ones are __________?
Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?
Which of the following is not a natural fiber ?
A. Silk
B. Viscose rayon
C. Wool
D. Cotton
Correct Answer:
Viscose rayon
✔
Last Updated:
March 08, 2019