bakelite
nylon-66
epoxy resin
silicone rubber
✅ The correct answer is option B.
Polymer Technology MCQs
Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation ?
PVC
Bakelite
PTFE
Epoxy resin
✅ The correct answer is option A.
The inter particle forces between linear chains in nylon-66 are __________ bonds.
hydrogen
covalant
ionic
none of these
✅ The correct answer is option A.
Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its
elasticity
strength
plasticity
weathering characteristics
✅ The correct answer is option D.
Which of the following is not a polyolefin ?
Polystyrene
Polypropylene
Neoprene
None of these
✅ The correct answer is option C.
Buna-S is also known as
teflon
PTFE
SBR
polycrylates
✅ The correct answer is option C.
Main constituent of cotton fibre is
lignin
cellulose
starch
gelatine
✅ The correct answer is option B.
Size range of polymer molecules varies from __________ metre.
10-2 to 10-5
10-4 to 10-7
10-1 to 10-2
10-8 to 10-10
✅ The correct answer is option A.
Thiokol is nothing but
polysulphide rubber
polyamide fibre
engineering plastic
exponded polystyrene
✅ The correct answer is option A.
__________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate.
Fibrous
Leathery
Rubbery
Hard
✅ The correct answer is option B.