Materials and Construction Which of the following mechanical properties of a material is most structure insensitive? Toughness Percentage reduction of area Tensile strength Modulus of elasticity (young Toughness Percentage reduction of area Tensile strength Modulus of elasticity (young ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ferric stainless steels compared to austenitic stainless steels All of these Are harder to fabricate Have lower corrosion resistance Are less ductile and hence less suitable for cold pressing All of these Are harder to fabricate Have lower corrosion resistance Are less ductile and hence less suitable for cold pressing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel Indicates that steel is not deoxidised properly Decreases the blow holes formation tendency in castings None of these Is in the form of free Si Indicates that steel is not deoxidised properly Decreases the blow holes formation tendency in castings None of these Is in the form of free Si ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Is used as an alloying element for both ferrous & non-ferrous alloys Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Is used as an alloying element for both ferrous & non-ferrous alloys Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Dimagnetic ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon supply in pack carburising process is in the form of Calcium carbide Charcoal Graphite Hydrocarbon oil Calcium carbide Charcoal Graphite Hydrocarbon oil ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan used in thermocouples is an alloy of None of these Copper & aluminium Lead & tin Iron & copper None of these Copper & aluminium Lead & tin Iron & copper ANSWER DOWNLOAD EXAMIANS APP