Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer? Nylon-6 Polythene Bakelite (phenol formaldehyde) Polyester Nylon-6 Polythene Bakelite (phenol formaldehyde) Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vinyl flooring is done using __________ sheets. Polythene Polypropylene Polyvinyl acetate PVC Polythene Polypropylene Polyvinyl acetate PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of Siloxane elastomers Polyamides Urea-formaldehyde resins Vinyl polymers Siloxane elastomers Polyamides Urea-formaldehyde resins Vinyl polymers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its Elasticity Weathering characteristics Strength Plasticity Elasticity Weathering characteristics Strength Plasticity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polypropylene compared to polythene is Harder Stronger All of these Lighter Harder Stronger All of these Lighter ANSWER DOWNLOAD EXAMIANS APP
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