Materials and Construction A hardened steel essentially contains Martensite Sorbite None of these Troostite Martensite Sorbite None of these Troostite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In drop forging process, the forging is done by dropping the __________ at high velocity. Workpiece Weight on hammer Hammer Die with hammer Workpiece Weight on hammer Hammer Die with hammer ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gunmetal and bronze are not corroded by the action of Nitric acid (< 25%) Hydrochloric acid (10%) Wet chlorine Synthetic detergent solution Nitric acid (< 25%) Hydrochloric acid (10%) Wet chlorine Synthetic detergent solution ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ? Graphite Monel Stainless steel Kel-F and teflon Graphite Monel Stainless steel Kel-F and teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Protect the base metal by cathodic protection Both A & B Neither A nor B Prevent its rusting by contact with corrosive atmosphere Protect the base metal by cathodic protection Both A & B Neither A nor B Prevent its rusting by contact with corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Fatigue failure of a material may occur, when it is subjected to __________ stress. Fluctuating Torsion Compressive Tensile Fluctuating Torsion Compressive Tensile ANSWER DOWNLOAD EXAMIANS APP
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