Materials and Construction The heat treatment process to which castings and the steel balls produced by cold heading are subjected is Annealing Normalising Tempering None of these Annealing Normalising Tempering None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is having very high Strength Hardness Susceptibility to changes in its properties by heat treatment Corrosion resistance Strength Hardness Susceptibility to changes in its properties by heat treatment Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 100 500 5 250 100 500 5 250 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Copper & iron Copper & copper-nickel alloys Tin & nickel Iron & nickel Copper & iron Copper & copper-nickel alloys Tin & nickel Iron & nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to 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 Prevent its rusting by contact with corrosive atmosphere Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials fabrication can not be done by Slip casting Extrusion Plastic pressing Welding Slip casting Extrusion Plastic pressing Welding ANSWER DOWNLOAD EXAMIANS APP
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