Polymer Technology
Valcunisation of rubber decreases its

Working temperature range
Tensile strength
Resistance to organic solvents
Tackiness

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Polymer Technology
Pickout the wrong statement.

Polymers made of more than one monomer is called copolymer or mixed polymer
The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres
Vulcanised rubber is more elastic than natural rubber
Polymers made of only one monomer is called homopolymer

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