Engineering Materials Which of the following property is desirable for materials used in tools and machines? Plasticity Malleability Elasticity Ductility Plasticity Malleability Elasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points of discontinuity Constant for all metals The points where there is no further flow of metal The points where no further change occurs The points of discontinuity Constant for all metals The points where there is no further flow of metal The points where no further change occurs ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.008 0.0063 0.003 0.0002 0.008 0.0063 0.003 0.0002 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Shape of carbides and their distribution in iron Percentage of alloying elements Percentage of carbon Heat treatment employed Shape of carbides and their distribution in iron Percentage of alloying elements Percentage of carbon Heat treatment employed ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Room temperature Above melting point Between 910°C and 1400°C Between 1400°C and 1539°C Room temperature Above melting point Between 910°C and 1400°C Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP