Materials and Construction Tin vessels are corroded by Aromatic solvents Anhydrous ammonia Synthetic detergent solution None of these Aromatic solvents Anhydrous ammonia Synthetic detergent solution None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron has Very high tensile strenth High malleability High ductility Elastic limit close to ultimate breaking strength Very high tensile strenth High malleability High ductility Elastic limit close to ultimate breaking strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass lined vessels are not used for handling Dilute HCI Dilute HNO₃ Hydroflouric acid Dilute HNO₃ Dilute HCI Dilute HNO₃ Hydroflouric acid Dilute HNO₃ 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 Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material for high pressure vessel operating at 500 atm. and 500° C is 18/8 stainless steel Molybdenum stainless steel High silicon iron (14% Si) Mild steel 18/8 stainless steel Molybdenum stainless steel High silicon iron (14% Si) Mild steel ANSWER DOWNLOAD EXAMIANS APP