Materials and Construction High speed steel should have high Hardenability Toughness Wear resistance Both B & C Hardenability Toughness Wear resistance Both B & C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Softness of silver can be converted into hardness by alloying it with small quantity of Tin Aluminium Copper & nickel Zinc Tin Aluminium Copper & nickel Zinc ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following stainless steels is non-magnetic? Ferritic Martensitic Austenitic None of these Ferritic Martensitic Austenitic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Vanadium, chromium and tungsten Tungsten, chromium and vanadium Chromium, tungsten and vanadium Tungsten, vanadium and chromium Vanadium, chromium and tungsten Tungsten, chromium and vanadium Chromium, tungsten and vanadium Tungsten, vanadium and chromium 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 Protect the base metal by cathodic protection Neither A nor B Both A & B Prevent its rusting by contact with corrosive atmosphere Protect the base metal by cathodic protection Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) Highly resistant to corrosion (as much as stainless steel) A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) Highly resistant to corrosion (as much as stainless steel) ANSWER DOWNLOAD EXAMIANS APP
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