Materials and Construction Thermosetting resins are those polymers, which None of these Do not increase in plasticity with rise in temperature Allow slip to occur between molecules Do not take on a permanent set None of these Do not increase in plasticity with rise in temperature Allow slip to occur between molecules Do not take on a permanent set ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its Low thermal conductivity All of these High corrosion resistance High co-efficient of thermal expansion Low thermal conductivity All of these High corrosion resistance High co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor toughness Not helpful in producing cleaner steel due to oxidising action of vanadium Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor toughness Not helpful in producing cleaner steel due to oxidising action of vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When iron is rusted, it is Reduced Oxidised Converted to a fine powder None of these Reduced Oxidised Converted to a fine powder None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The fermentor used in the production of pencillin (by deep fermentation process) is made of Glass lined steel High silicon cast iron Glass Procelain Glass lined steel High silicon cast iron Glass Procelain ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Reactor used in the production of polyvinyl chloride (PVC) is made of Tantalum Nickel or glass lined steel Aluminium Lead Tantalum Nickel or glass lined steel Aluminium Lead ANSWER DOWNLOAD EXAMIANS APP
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