Polymer Technology Viscosity of a polymer solution or melt Decreases with increase in temperature Does not vary with temperature rise Increases with increase in temperature Decreases with increase in molecular weight Decreases with increase in temperature Does not vary with temperature rise Increases with increase in temperature Decreases with increase in molecular weight ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole (expanded polystyrene) is not used for Accoustic control and ceiling for building Packing of delicate electronic gadgets Low temperature thermal insulation as in refrigerator and air conditioners High temperature thermal insulation in furnaces Accoustic control and ceiling for building Packing of delicate electronic gadgets Low temperature thermal insulation as in refrigerator and air conditioners High temperature thermal insulation in furnaces ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl acetate is never used for making All of these Adhesives Fibres Moulded articles All of these Adhesives Fibres Moulded articles ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their Molecular sizes Resistance to heat Polymerisation mechanism Magnitude of intermolecular forces Molecular sizes Resistance to heat Polymerisation mechanism Magnitude of intermolecular forces ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are 50°C and 3 - 4 kg/cm² 50°C and 1 kgf/cm² 250°C and 1 kgf/cm² 250°C and 10 kgf/cm² 50°C and 3 - 4 kg/cm² 50°C and 1 kgf/cm² 250°C and 1 kgf/cm² 250°C and 10 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymerisation process in which two or more monomers of chemically different nature take part is called None of these Addition polymerisation Copolymerisation Chain polymerisation None of these Addition polymerisation Copolymerisation Chain polymerisation ANSWER DOWNLOAD EXAMIANS APP
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