Polymer Technology Thermosetting resins/polymers as compared to thermoplastic ones are Soluble in all organic solvents Easily reshaped & reused Formed by addition polymerisation only More brittle Soluble in all organic solvents Easily reshaped & reused Formed by addition polymerisation only More brittle ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting polymers as compared to thermoplastic polymers None of these Have linear structure Have three dimensional structure Are formed by addition polymerisation None of these Have linear structure Have three dimensional structure Are formed by addition polymerisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the lowest cost plastic commercially available? Polythene PVC Bakelite Teflon Polythene PVC Bakelite Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polystyrene is a light, transparent, thermoplastic material used for making Toys and combs Non-sticking utensils Electrical insulation Packaging bags Toys and combs Non-sticking utensils Electrical insulation Packaging bags ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The physical state in which polymers exist is Melts & rubber like state Amorphous glassy state Partially crystalline state All of these Melts & rubber like state Amorphous glassy state Partially crystalline state All of these ANSWER DOWNLOAD EXAMIANS APP