Engineering Materials The aluminium alloy, mainly used, for anodized utensil manufacture, is Magnalium Hindalium Duralumin Y-alloy Magnalium Hindalium Duralumin Y-alloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Oxides Carbonates All of these Sulphides Oxides Carbonates All of these Sulphides ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 100°C Above 100°K Around 0°C Below 10°K Around 100°C Above 100°K Around 0°C Below 10°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about case hardening? Case hardening is done by Electroplating Induction hardening Nitriding Cyaniding Electroplating Induction hardening Nitriding Cyaniding ANSWER DOWNLOAD EXAMIANS APP