Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Yield point Hardness Melting point Critical temperature Yield point Hardness Melting point Critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The electric process of steel making is especially adapted to High speed tool steel Magnet steel All of these Alloy and carbon tool steel High speed tool steel Magnet steel All of these Alloy and carbon tool steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a Carburising process Surface hardening process Core hardening process None of these Carburising process Surface hardening process Core hardening process None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Carbon steel is Extensively used for making cutting tools Made by adding carbon in steel Refined from cast iron An alloy of iron and carbon with varying quantities of phosphorus and sulphur Extensively used for making cutting tools Made by adding carbon in steel Refined from cast iron An alloy of iron and carbon with varying quantities of phosphorus and sulphur ANSWER DOWNLOAD EXAMIANS APP