Engineering Materials Carbon steel is Refined from cast iron Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Made by adding carbon in steel Refined from cast iron Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Made by adding carbon in steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Silicon Magnesium Copper Lead and bismuth Silicon Magnesium Copper Lead and bismuth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
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 An engineer's hammer is made of Cast iron High carbon steel Mild steel Forged steel Cast iron High carbon steel Mild steel Forged steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts Dipping steel in cyanide bath ANSWER DOWNLOAD EXAMIANS APP
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