Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Plasticisers Anti-shrinkage agents Hardeners Transparency improver Plasticisers Anti-shrinkage agents Hardeners Transparency improver ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Properties of a polymer is affected by the All of these Intermolecular forces Branching & cross-linking Chain length All of these Intermolecular forces Branching & cross-linking Chain length ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? Cellulose Dacron Nylon None of these Cellulose Dacron Nylon None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its Tensile strength Flexibility Chemical resistance All of these Tensile strength Flexibility Chemical resistance All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process of polythene manufacture Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Produces very low density polythene Employs a pressure of 30 kgf/cm² Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Produces very low density polythene Employs a pressure of 30 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition polymerisation is not involved in the manufacture of Polyhexamethylene adipamide Poly vinyl chloride Polystyrene Low density polythene Polyhexamethylene adipamide Poly vinyl chloride Polystyrene Low density polythene ANSWER DOWNLOAD EXAMIANS APP
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