Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Nickel Copper Chromium Magnesium Nickel Copper Chromium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Increases Remain same Decreases None of these Increases Remain same Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Magnesium Manganese Nickel Silicon Magnesium Manganese Nickel Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The crystal structure of brass is F.C.C. Orthorhombic crystalline structure C.C. H.C.P. F.C.C. Orthorhombic crystalline structure C.C. H.C.P. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 48 RC 80 RC 57 RC 65 RC 48 RC 80 RC 57 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Lead and bismuth Silicon Copper Magnesium Lead and bismuth Silicon Copper Magnesium ANSWER DOWNLOAD EXAMIANS APP