Engineering Materials White metal contains 63 to 67% nickel and 30% copper Silver and chromium 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Silver and chromium 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials There are fourteen atoms in a unit cell of Body centered cubic space lattice None of these Close packed hexagonal space lattice Face centered cubic space lattice Body centered cubic space lattice None of these Close packed hexagonal space lattice Face centered cubic space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Concrete Cast iron Asbestos cement Vitrified clay Concrete Cast iron Asbestos cement Vitrified clay ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Cast iron Pig iron Wrought iron Steel Cast iron Pig iron Wrought iron Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as Eutectic cast irons Hypereutectic cast irons None of these Hypoeutectic cast irons Eutectic cast irons Hypereutectic cast irons None of these Hypoeutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
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