Engineering Materials Nickel 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 Recrystallization temperature can be lowered by Grain refinement All of these Purification of metal Working at lower temperature Grain refinement All of these Purification of metal Working at lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age hardening is related to Copper Duralumin Brass Silver Copper Duralumin Brass Silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel 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 wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability 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 wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following when used in ordinary low carbon steels, makes the metal ductile and of good bending qualities? Silicon Sulphur Manganese Phosphorus Silicon Sulphur Manganese Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
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