Polymer Technology Commercial production of polypropylene employs __________ polymerisation. Emulsion Bulk Solution Suspension Emulsion Bulk Solution Suspension ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chair polymers as compared to linear polymers have Higher melting point Higher tensile strength Lower density None of these Higher melting point Higher tensile strength Lower density None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition polymerisation is not involved in the manufacture of Low density polythene Poly vinyl chloride Polystyrene Polyhexamethylene adipamide Low density polythene Poly vinyl chloride Polystyrene Polyhexamethylene adipamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polystyrene is a __________ plastic at room temperature. Brittle Ductile Malleable None of these Brittle Ductile Malleable 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 Chemical resistance Flexibility All of these Tensile strength Chemical resistance Flexibility All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Molecular weight of polymers are in the range of 10⁷-10⁹ 10²-10⁷ 10⁹-10¹¹ 10 to 10³ 10⁷-10⁹ 10²-10⁷ 10⁹-10¹¹ 10 to 10³ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS