Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Magnesium Chromium Copper Nickel Magnesium Chromium Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of Mild steel Graphite German silver Lead Mild steel Graphite German silver Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Obtaining cyanide salts Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Obtaining cyanide salts ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Nickel Magnesium Manganese Silicon Nickel Magnesium Manganese Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improvement of corrosion resistance 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The main alloying elements high speed steel in order of increasing proportion are Tungsten, chromium, titanium Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, titanium, vanadium Tungsten, chromium, titanium Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, titanium, vanadium ANSWER DOWNLOAD EXAMIANS APP
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