Engineering Materials The addition of which of the following improves machining of copper? Tin Vanadium Sulphur Zinc Tin Vanadium Sulphur Zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel 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 Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Hardness Strength and ductility Machinability Hardness and strength Hardness Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Stainless steel Boron steel Malleable cast iron High speed steel Stainless steel Boron steel Malleable cast iron High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Solder is an alloy consisting of Tin and lead Tin and copper Tin, antimony, copper Lead and zinc Tin and lead Tin and copper Tin, antimony, copper Lead and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which can replace tungsten in high speed steels is Cobalt Molybdenum Nickel Vanadium Cobalt Molybdenum Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
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