Materials and Construction An alloy of iron containing 4% carbon is called None of these High carbon steel Mild steel Wrought iron None of these High carbon steel Mild steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass is corroded by None of these Sulphuric acid Phosphoric acid Fluorine (dry or wet) None of these Sulphuric acid Phosphoric acid Fluorine (dry or wet) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of copper? Pewter metal Muntz metal Admirability gun metal German silver Pewter metal Muntz metal Admirability gun metal German silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron as compared to grey cast iron is All of these Very hard Very brittle More durable All of these Very hard Very brittle More durable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of 0.3 to 0.5% arsenic in copper increases its Malleability Ductility Tenacity & hardness Electrical conductivity Malleability Ductility Tenacity & hardness Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Iron Manganese Copper Beryllium Iron Manganese Copper Beryllium ANSWER DOWNLOAD EXAMIANS APP
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