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Polymer Technology

Polymer Technology
Condensation polymerisation is not involved in the manufacture of

Terylene
Teflon
Polythene
Nylon

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Polymer Technology
Transistor parts and refrigerator components are normally made of

Polyurathane
Polyester
Polystyrene
High density polythene

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Polymer Technology
Most of the plastics are safe to be used upto a maximum temperature of __________ °C.

450
350
150
100

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Polymer Technology
Low density polythene as compared to high density polythene is

More flexible
Tougher
Harder
Chemically inert

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Polymer Technology
Buna-S is also called

Teflon
SBR
Bakelite
Polyurathane

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Polymer Technology
Dacron (or terylene) fibres as compared to nylon fibres have

All of these
Better heat & acid resistant properties
Poorer dyeability
Poorer resistance to alkalis

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MORE MCQ ON Polymer Technology

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