Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Abrasive Both A & B Neither A nor B Corrosive Abrasive Both A & B Neither A nor B Corrosive ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The metals occuring at the lower most position in the electromotive series Are heat insulators Are very brittle Do not resist corrosion Resist corrosion very strongly Are heat insulators Are very brittle Do not resist corrosion Resist corrosion very strongly ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron and steel pipes are produced by __________ casting. Investment True centrifugal Die Slush Investment True centrifugal Die Slush ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel balls for ball bearings are generally made of __________ steel. Free carbon Cast Carbon chrome Stainless Free carbon Cast Carbon chrome Stainless ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Manganese in steel affects its Ductility Hardness Tensile strength None of these Ductility Hardness Tensile strength None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The fermentor used for the production of ethyl alcohol from molasses is made of Procelain Copper bearing steel Wood Concrete Procelain Copper bearing steel Wood Concrete ANSWER DOWNLOAD EXAMIANS APP
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