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