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WorksheetsBSEE - Quiz 2SF - Polymers
Total questions: 20
Worksheet time: 5mins
It is a polymer that results from only raw materials that are found in nature. (write your answer in small letter format)
(a)
Which of the following doesn't belong to the group?
cotton
DNA
wool
Nylon
Polymer is made from all identical monomers.
True
False
Which of the following doesn't belong to the group?
wool
Polyethylene
Nylon
PVC
Thermoset having the property of becoming permanently hard and (a) when heated.
Which of the following doesn't belong to the group?
epoxy resins
PVC
phenolics
polyester
A very long strand of repeating molecules linked together by (a) .
The following are classification of polymer based on structure EXCEPT
linear polymer
synthetic polymer
branched chains polymer
cross-linked polymer
An example of this polymer is mostly derived from naturally occurring polymers by chemical modification.
nylon
rayon
terylene
polyethylene
The following are stages of mode of polymerization EXCEPT
Initiation
Inclination
Propagation
Termination
Characteristics of Polymer (select that applies)
low density
low coefficient of friction
good corrosion effect
good mould ability
poor tensile strength
Battery cases
low coefficient of friction
egg cartons
low coefficient of friction
carpet
low coefficient of friction
garden hose
low coefficient of friction
trash cans
low coefficient of friction
sheeting
low coefficient of friction
license
low coefficient of friction
tote bags
low coefficient of friction
benches
low coefficient of friction
