Engineering Materials The lower critical point for all steels is 700°C 723°C 600°C 913°C 700°C 723°C 600°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze contains 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials There are fourteen atoms in a unit cell of Face centered cubic space lattice Close packed hexagonal space lattice None of these Body centered cubic space lattice Face centered cubic space lattice Close packed hexagonal space lattice None of these Body centered cubic space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Hardness Yield point Melting point Critical temperature Hardness Yield point Melting point Critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Nickel, Copper and zinc Nickel and copper Silver and some impurities Refined silver Nickel, Copper and zinc Nickel and copper Silver and some impurities Refined silver ANSWER DOWNLOAD EXAMIANS APP
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