Engineering Materials Which is false statement about tempering? Tempering is done to Release stresses Improve ductility Improve machinability Improve toughness Release stresses Improve ductility Improve machinability Improve toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.20 to 0.45% 0.05 to 0.20% 0.55 to 1.0% 0.45 to 0.55% 0.20 to 0.45% 0.05 to 0.20% 0.55 to 1.0% 0.45 to 0.55% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Silver and some impurities Nickel, Copper and zinc Refined silver Nickel and copper Silver and some impurities Nickel, Copper and zinc Refined silver Nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and tin Copper and iron Copper and zinc Copper and nickel Copper and tin Copper and iron Copper and zinc Copper and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as Hypoeutectic cast irons None of these Hypereutectic cast irons Eutectic cast irons Hypoeutectic cast irons None of these Hypereutectic cast irons Eutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
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