Materials and Construction In drop forging process, the forging is done by dropping the __________ at high velocity. Hammer Weight on hammer Die with hammer Workpiece Hammer Weight on hammer Die with hammer Workpiece ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of nickel and chromium? Hastealloy Duralumin Nimonic alloys Inconel Hastealloy Duralumin Nimonic alloys Inconel 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 Both A & B Neither A nor B Protect the base metal by cathodic protection Prevent its rusting by contact with corrosive atmosphere Both A & B Neither A nor B Protect the base metal by cathodic protection ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A chemical change takes place when iron Melts Rusts Is heated None of these Melts Rusts Is heated None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even 0.005% of __________ in copper makes it highly brittle, rendering it useless for wire-drawing. Antimony Bismuth Arsenic Oxygen Antimony Bismuth Arsenic Oxygen ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Chromium Copper Iron Lead Chromium Copper Iron Lead ANSWER DOWNLOAD EXAMIANS APP
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