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 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 Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium storage vessel can be used to store None of these Hydrochloric acid (10%) Ferrous sulphate Aqua regia None of these Hydrochloric acid (10%) Ferrous sulphate Aqua regia ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is Very poor in strength & ductility A low carbon steel (0.05 to 0.3% carbon) A high carbon steel (0.5 to 1.5% carbon) Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility A low carbon steel (0.05 to 0.3% carbon) A high carbon steel (0.5 to 1.5% carbon) Highly resistant to corrosion (as much as stainless steel) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mercury is transported in metal containers made of Nickel Aluminium Lead Iron Nickel Aluminium Lead Iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mixing vessel used for the chlorination of methane to produce methyl chloride is made of Cast iron High carbon steel Aluminium Copper Cast iron High carbon steel Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron vessels are not suitable for the storage of H₂SO₄ (95%) at room temperature Wet SO₂ Freon H₂SO₄ (fuming) H₂SO₄ (95%) at room temperature Wet SO₂ Freon H₂SO₄ (fuming) ANSWER DOWNLOAD EXAMIANS APP
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