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