Engineering Materials The hardness of steel increases if it contains Austenite Martensite Pearlite Cementite Austenite Martensite Pearlite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha iron, tungsten, chromium and molybdenum None of these Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha iron, tungsten, chromium and molybdenum None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points of discontinuity The points where there is no further flow of metal The points where no further change occurs Constant for all metals The points of discontinuity The points where there is no further flow of metal The points where no further change occurs Constant for all metals ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Balls for ball bearings are made of Stainless steel Mild steel Carbon-chrome steel Cast iron Stainless steel Mild steel Carbon-chrome steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 600°C 723°C 1147°C 1493°C 600°C 723°C 1147°C 1493°C ANSWER DOWNLOAD EXAMIANS APP