Engineering Materials Manganese in steel increases its Fluidity Hardness Ductility Tensile strength Fluidity Hardness Ductility Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel with __________ carbon is known as hypo-eutectoid steel. 0.008 Below 0.8% Above 0.8% None of these 0.008 Below 0.8% Above 0.8% None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Wrought iron Cast iron Pig iron Malleable iron Wrought iron Cast iron Pig iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Tin Vanadium Zinc Sulphur Tin Vanadium Zinc Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 913°C 723°C 700°C 600°C 913°C 723°C 700°C 600°C ANSWER DOWNLOAD EXAMIANS APP