Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. More than None of these Less than Equal to More than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Grey cast iron has Low compressive strength High tensile strength Carbon in the form of free graphite All of these Low compressive strength High tensile strength Carbon in the form of free graphite All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron Alloying elements like chromium, tungsten nickel and copper 80% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The crystal structure of brass is Orthorhombic crystalline structure H.C.P. F.C.C. C.C. Orthorhombic crystalline structure H.C.P. F.C.C. C.C. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Tempering Normalizing Carburising Annealing Tempering Normalizing Carburising Annealing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP