Engineering Materials Ductility of a material can be defined as Ability to recover its original form All of these Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension Ability to recover its original form All of these Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature is one At which crystals first start forming from molten metal when it is cooled At which change of allotropic form takes place At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size At which crystals first start forming from molten metal when it is cooled At which change of allotropic form takes place At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 723°C 600°C 1493°C 1147°C 723°C 600°C 1493°C 1147°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Percentage of carbon Shape of carbides and their distribution in iron Percentage of alloying elements Heat treatment employed Percentage of carbon Shape of carbides and their distribution in iron Percentage of alloying elements Heat treatment employed ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Is same for all steels Increases as the carbon content in steel increases Decreases as the carbon content in steel increases Depends upon the rate of heating Is same for all steels Increases as the carbon content in steel increases Decreases as the carbon content in steel increases Depends upon the rate of heating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. None of these Increases Decreases Remain same None of these Increases Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
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