Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Is same for all steels Increases as the carbon content in steel increases Depends upon the rate of heating Decreases as the carbon content in steel increases Is same for all steels Increases as the carbon content in steel increases Depends upon the rate of heating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron contains carbon in the form of White carbon Free carbon Cementite Graphite White carbon Free carbon Cementite Graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 2.5 to 4.5% 0.012 0.5 to 1% 5 to 7% 2.5 to 4.5% 0.012 0.5 to 1% 5 to 7% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness Machinability Hardness and strength Strength and ductility Hardness Machinability Hardness and strength Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Slow plastic deformation of metals under a constant stress is known as Fatigue Endurance Plastic deformation Creep Fatigue Endurance Plastic deformation Creep ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Pig iron Cast iron Malleable iron Wrought iron Pig iron Cast iron Malleable iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP