Materials and Construction Cast iron compared to steel is better in Ductility Malleability Fluidity & castability Strength Ductility Malleability Fluidity & castability Strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? None of these Iron & carbon Platinum & mercury Iron & mercury None of these Iron & carbon Platinum & mercury Iron & mercury ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Iron & nickel Copper & iron Tin & nickel Copper & copper-nickel alloys Iron & nickel Copper & iron Tin & nickel Copper & copper-nickel alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Both A & B Protect the base metal by cathodic protection Prevent its rusting by contact with corrosive atmosphere Neither A nor B Both A & B Protect the base metal by cathodic protection Prevent its rusting by contact with corrosive atmosphere Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel tools retain their hardness upto a temperature of __________ °C. 500 750 900 1100 500 750 900 1100 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following comprises of hydrocarbons? None of these Glass Rubber Mica flakes None of these Glass Rubber Mica flakes ANSWER DOWNLOAD EXAMIANS APP
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