Engineering Materials When low carbon steel is heated up to lower critical temperature There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 2.1180555555556 2.5277777777778 40 : 60 0.47916666666667 2.1180555555556 2.5277777777778 40 : 60 0.47916666666667 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Alloy cast iron Malleable cast iron Nodular cast iron White cast iron Alloy cast iron Malleable cast iron Nodular cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Decreases Increases Does not effect None of these Decreases Increases Does not effect None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 100°C Below 10°K Around 0°C Above 100°K Around 100°C Below 10°K Around 0°C Above 100°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has Uniform strength in all directions High resistance to rusting and corrosion Ability of hold protective coating High ductility Uniform strength in all directions High resistance to rusting and corrosion Ability of hold protective coating High ductility ANSWER DOWNLOAD EXAMIANS APP
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