Polymer Technology Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of __________ percent. 1000-1500 1500-2000 2000-2500 1-1000 1000-1500 1500-2000 2000-2500 1-1000 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 Plasticity Strength Weathering characteristics Elasticity Plasticity Strength Weathering characteristics Elasticity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose content in bomboo fibre is about __________ percent. 50 85 10 20 50 85 10 20 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Epoxy resin Alkyd resin Melamine formaldehyde resin Phenolic resin Epoxy resin Alkyd resin Melamine formaldehyde resin Phenolic resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Fe Aluminium triethyl combined with titanium tetrachloride Ni V₂O₅ Fe Aluminium triethyl combined with titanium tetrachloride Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chain polymers compared to linear polymers have higher Density Melting point Degree of irregularity in atomic packing Tensile strength Density Melting point Degree of irregularity in atomic packing Tensile strength ANSWER DOWNLOAD EXAMIANS APP
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