Polymer Technology MCQs

124 MCQs  — Chemical Engineering MCQs  (Page 5 of 13)

Thermoplastic materials___________________?
A. Do not soften on application of heat
B. Are heavily branched molecules
C. Are solvent insoluble
D. None of these
Polyhexamethylene adipamide is also known as______________?
A. Bakelite
B. Nylon-66
C. Epoxy resin
D. Silicone rubber
Size range of polymer molecules varies from __________ meter?
A. 10-2 to 10-5
B. 10-4 to 10-7
C. 10-1 to 10-2
D. 10-8 to 10-10
Rayon is a ____________ fibre?
A. Cellulosic
B. Polyamide
C. Polyester
D. Natural
____________ is a copolymer?
A. Styrene butadiene rubber (sbr)
B. Neoprene
C. Pvc
D. None of these
Terylene is a/an_________________?
A. Addition polymer
B. Poly amide
C. Homopolymer
D. None of these