Polymer Technology The major component of acrylic fibres is Polyolefins Polyamides Polyesters Polyacrylonitrile Polyolefins Polyamides Polyesters Polyacrylonitrile ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low density polythene as compared to high density polythene is Tougher Harder Chemically inert More flexible Tougher Harder Chemically inert More flexible ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyhexamethylene adipimide is also known as Epoxy resin Silicone rubber Nylon-66 Bakelite Epoxy resin Silicone rubber Nylon-66 Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its Weathering characteristics Strength Elasticity Plasticity Weathering characteristics Strength Elasticity Plasticity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Protect rubber goods from attack by oxygen & ozone present in the atmosphere Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Protect rubber goods from attack by oxygen & ozone present in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers belong to the class of formaldehyde resin? Melamine resins Teflon Dacron None of these Melamine resins Teflon Dacron None of these ANSWER DOWNLOAD EXAMIANS APP
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