Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Starch Proteins Cellulose Nucleic acids Starch Proteins Cellulose Nucleic acids ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bakelite (phenol-formaldehyde) resin can not be used as Electrical insulation Decorative laminates Glass reinforced plastics Decorative paint Electrical insulation Decorative laminates Glass reinforced plastics Decorative paint ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The major component of acrylic fibres is Polyolefins Polyesters Polyacrylonitrile Polyamides Polyolefins Polyesters Polyacrylonitrile Polyamides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used For surface coating of automobiles & air crafts For film forming materials For fibre making As plasticiser for PVC & nitrocellulose For surface coating of automobiles & air crafts For film forming materials For fibre making As plasticiser for PVC & nitrocellulose ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation? Bakelite PVC Epoxy resin PTFE Bakelite PVC Epoxy resin PTFE ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In condensation polymerisation as compared to addition polymerisation The monomers are unsaturated compounds No co-product is lost Generally only one monomer is involved The monomers contain two functional groups The monomers are unsaturated compounds No co-product is lost Generally only one monomer is involved The monomers contain two functional groups ANSWER DOWNLOAD EXAMIANS APP
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