Engineering Materials Tungsten in steel Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged regularly in some directions but not in others, is called Amorphous material None of these Crystalline material Mesomorphous material Amorphous material None of these Crystalline material Mesomorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability Strength and ductility Hardness and strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc Iron scrap and zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc Iron scrap and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The cupola is used to manufacture Pig iron Wrought iron Steel Cast iron Pig iron Wrought iron Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Vanadium Chromium Cobalt Nickel Vanadium Chromium Cobalt ANSWER DOWNLOAD EXAMIANS APP
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