Materials and Construction __________ is added in stainless steel to prevent inter crystal corrosion. Nickel Niobium Chromium Vanadium Nickel Niobium Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2. Dilute HCI Acetic acid None of these Concentrated H₂SO₄ Dilute HCI Acetic acid None of these Concentrated H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Duralumin is an alloy of Aluminium and nickel Aluminium, nickel and silicon Aluminium, copper and manganese None of these Aluminium and nickel Aluminium, nickel and silicon Aluminium, copper and manganese None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Zinc is highly __________ at room temperature. Malleable Brittle Ductile Resistant to atmospheric corrosion Malleable Brittle Ductile Resistant to atmospheric corrosion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel None of these Indicates that steel is not deoxidised properly Decreases the blow holes formation tendency in castings Is in the form of free Si None of these Indicates that steel is not deoxidised properly Decreases the blow holes formation tendency in castings Is in the form of free Si ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following contains maximum percentage of carbon? Boiler plate steel Rail steel Railway spring steel Saws for cutting steel Boiler plate steel Rail steel Railway spring steel Saws for cutting steel ANSWER DOWNLOAD EXAMIANS APP