Polymer Technology The monomer of natural rubber is Isoprene DMT Both B and C 2 methyl-1-propene Isoprene DMT Both B and C 2 methyl-1-propene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Unsaturated polyester Saturated polyester Amino resins Alkyd resins Unsaturated polyester Saturated polyester Amino resins Alkyd resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer? Polyester Bakelite (phenol formaldehyde) Polythene Nylon-6 Polyester Bakelite (phenol formaldehyde) Polythene Nylon-6 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Valcunisation of rubber decreases its Resistance to organic solvents Tackiness Tensile strength Working temperature range Resistance to organic solvents Tackiness Tensile strength Working temperature range ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymerisation of poly functional monomers produces polymers having Good machanical strength None of these Low viscosity Low melting point Good machanical strength None of these Low viscosity Low melting point ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible plastic pipes are made of High density polyethylene (HDPE) Unsaturated polyester Low density polyethylene (LDPE) Polypropylene High density polyethylene (HDPE) Unsaturated polyester Low density polyethylene (LDPE) Polypropylene ANSWER DOWNLOAD EXAMIANS APP
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