Engineering Materials Maximum percentage of carbon in austenite is 0.0026 0.017 0.00025 0.008 0.0026 0.017 0.00025 0.008 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged chaotically, is called Amorphous material None of these Crystalline material Mesomorphous material Amorphous material None of these Crystalline material Mesomorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Ferrite Austenite Pearlite Cementite Ferrite Austenite Pearlite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 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 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Hot hardness Toughness Wear resistance Sharp cutting edge Hot hardness Toughness Wear resistance Sharp cutting edge ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability ANSWER DOWNLOAD EXAMIANS APP