Engineering Materials Nickel in steel Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by All of these Grain refinement Working at lower temperature Purification of metal All of these Grain refinement Working at lower temperature Purification of metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Lead and bismuth Copper Silicon Magnesium Lead and bismuth Copper Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has nearly zero coefficient of expansion? High speed steel Invar Stainless steel Heat resisting steel High speed steel Invar Stainless steel Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Heat resisting steel High speed steel Nickel steel Stainless steel Heat resisting steel High speed steel Nickel steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The charge is fed into the blast furnace through the Throat Tyres Stack Bosh Throat Tyres Stack Bosh ANSWER DOWNLOAD EXAMIANS APP
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