Polymer Technology Poly Vinyl chloride (PVC) is a __________ material. Thermosetting Chemically active Fibrous Thermoplastic Thermosetting Chemically active Fibrous Thermoplastic ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres. Polyester Polypropylene Acrylic Nylon 6:6 Polyester Polypropylene Acrylic Nylon 6:6 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of Cross linked polystyrene Polyamides Polyesters Phenol formaldehyde resins Cross linked polystyrene Polyamides Polyesters Phenol formaldehyde resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Glyptal used in the manufacture of paints & lacquers is a __________ polymer. Polyester Polyacrylonitrile Polystyrene Polyamide Polyester Polyacrylonitrile Polystyrene Polyamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Neoprene is rendered non-inflammable, because of The absence of chlorine atoms in its monomer Its cross-linked structure Its linear chain structure The presence of chlorine atoms in its monomer The absence of chlorine atoms in its monomer Its cross-linked structure Its linear chain structure The presence of chlorine atoms in its monomer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are 5°C and 1 kgf/cm² 0°C and 3 kgf/cm² - 20°C and 1 kgf/cm² 0°C and 1 kgf/cm² 5°C and 1 kgf/cm² 0°C and 3 kgf/cm² - 20°C and 1 kgf/cm² 0°C and 1 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
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