Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. Austenitic stainless steel High speed steel Invar Heat resisting steel Austenitic stainless steel High speed steel Invar Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Corrosion involves exchange of electrons in __________ corrosion. Chemical Both A & B Neither A nor B Electrochemical Chemical Both A & B Neither A nor B Electrochemical ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel is a constituent of Monel metal Solder Bronze Duralumin Monel metal Solder Bronze Duralumin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Protect the base metal by cathodic protection Neither A nor B Prevent its rusting by contact with corrosive atmosphere Both A & B Protect the base metal by cathodic protection Neither A nor B Prevent its rusting by contact with corrosive atmosphere Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In SO₃ absorber (Contact Process), packing material used is of Mild steel Chemical stoneware Cast iron Karbate Mild steel Chemical stoneware Cast iron Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Alinco, which is a aluminium-cobalt-nickel steel, is used for making Surgical instruments Powerful magnets Chemical equipments Boiler tubes Surgical instruments Powerful magnets Chemical equipments Boiler tubes ANSWER DOWNLOAD EXAMIANS APP
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