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 The cupola is used to manufacture Pig iron Cast iron Steel Wrought iron Pig iron Cast iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A cold chisel is made of High carbon Mild steel Cast iron H.S.S. High carbon Mild steel Cast iron H.S.S. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. More than Equal to Less than None of these More than Equal to Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Strength and ductility Hardness Hardness and strength Machinability Strength and ductility Hardness Hardness and strength Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Annealing Carburising Normalizing Tempering Annealing Carburising Normalizing Tempering ANSWER DOWNLOAD EXAMIANS APP