Materials and Construction Thermal shield used in high powered nuclear reactor to protect the walls of the reactor from radiation damage is made of Concrete Graphite Steel Zircalloy Concrete Graphite Steel Zircalloy ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron rust is Hydrated ferric oxide Ferrous oxide Powdered iron Ferric sulphide Hydrated ferric oxide Ferrous oxide Powdered iron Ferric sulphide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Prevent its rusting by contact with corrosive atmosphere Neither A nor B Protect the base metal by cathodic protection Both A & B Prevent its rusting by contact with corrosive atmosphere Neither A nor B Protect the base metal by cathodic protection Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A bearing metal should not have Low thermal conductivity Enough plasticity Low co-efficient of friction High toughness Low thermal conductivity Enough plasticity Low co-efficient of friction High toughness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Inconel is an alloy of Iron, nickel and chromium Copper and nickel Tin, zinc and nickel Copper and tin Iron, nickel and chromium Copper and nickel Tin, zinc and nickel Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A metallic alloy in which one of the constituent metal is __________ , is called an amalgam. Zinc Tin Lead Mercury Zinc Tin Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
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