Polymer Technology Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its Strength Elasticity Plasticity Weathering characteristics Strength Elasticity Plasticity Weathering characteristics ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Valcunisation of rubber decreases its Working temperature range Resistance to organic solvents Tackiness Tensile strength Working temperature range Resistance to organic solvents Tackiness Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin can not be used for making Fibres Plasticiser Paint & varnish Film forming materials Fibres Plasticiser Paint & varnish Film forming materials ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers is used for making a non stick coating on frying pans? Perspex Bakelite PVC Teflon Perspex Bakelite PVC Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic rubber Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Is brittle at low temperature Deforms, if stretched to double of its original dimension Is softer at higher temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Is brittle at low temperature Deforms, if stretched to double of its original dimension Is softer at higher temperature ANSWER DOWNLOAD EXAMIANS APP
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