Materials and Construction Low carbon steels are those in which carbon percentage is around 1.5 to 2 0.4 to 0.7 0.1 to 0.35 0.8 to 1.5 1.5 to 2 0.4 to 0.7 0.1 to 0.35 0.8 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Tin & nickel Copper & iron Iron & nickel Copper & copper-nickel alloys Tin & nickel Copper & iron Iron & nickel Copper & copper-nickel alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Neither A nor B Abrasive Both A & B Corrosive Neither A nor B Abrasive Both A & B Corrosive ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron rust is Powdered iron Ferric sulphide Hydrated ferric oxide Ferrous oxide Powdered iron Ferric sulphide Hydrated ferric oxide Ferrous oxide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead alone is not used in storing equipment, because it None of these Is having low creep strength Is very costly Corrodes easily None of these Is having low creep strength Is very costly Corrodes easily 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 Prevent its rusting by contact with corrosive atmosphere Both A & B Neither A nor B Protect the base metal by cathodic protection Prevent its rusting by contact with corrosive atmosphere Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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