Materials and Construction Aqueous nitric acid is stored in Cast iron vessel lined with acid-proof masonry brick Stainless steel vessel Cast iron vessel Steel drum Cast iron vessel lined with acid-proof masonry brick Stainless steel vessel Cast iron vessel Steel drum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction As the impurities are oxidised, the melting point of iron May increase or decrease ; unpredictable Increases Decreases Remains unchanged May increase or decrease ; unpredictable Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The maximum percentage of chromium that can be added to steel is about 24 30 12 18 24 30 12 18 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 German silver used for decorative purposes contains maximum percentage of Copper Nickel Zinc Silver Copper Nickel Zinc Silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass is corroded by None of these Sulphuric acid Fluorine (dry or wet) Phosphoric acid None of these Sulphuric acid Fluorine (dry or wet) Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
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