Engineering Materials Slow plastic deformation of metals under a constant stress is known as Creep Plastic deformation Endurance Fatigue Creep Plastic deformation Endurance Fatigue ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve ductility Improve toughness Release stresses Improve machinability Improve ductility Improve toughness Release stresses Improve machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Cast iron Steel Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% SiO2 MgO Steel Al2O3 SiO2 MgO Steel Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Brass contains 70 - 75% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP