Materials and Construction Polythene (low or high density) containers are not corroded by Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature Sulphur trioxide at 60°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main constituent of carborundum is __________ carbide. Aluminium Silicon Calcium Boron Aluminium Silicon Calcium Boron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Alinco, which is a aluminium-cobalt-nickel steel, is used for making Boiler tubes Surgical instruments Chemical equipments Powerful magnets Boiler tubes Surgical instruments Chemical equipments Powerful magnets ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ iron is produced, when molten pig iron is chilled suddenly. Grey cast Wrought White cast None of these Grey cast Wrought White cast None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel rods are used in reinforced concrete to increase its __________ strength. Compressive Shear Tensile None of these Compressive Shear Tensile None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven regenerators are made of __________ bricks. Silica High electrical conductivity Fire clay Low thermal conductivity Silica High electrical conductivity Fire clay Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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