Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the Silicon and manganese has burnt and carbon has started oxidizing The brown smoke does not occur during the operation of a Bessemer converter The converter must be titled to remove the contents of the converter Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing The brown smoke does not occur during the operation of a Bessemer converter The converter must be titled to remove the contents of the converter Air is burning out silicon and manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The electric process of steel making is especially adapted to Magnet steel All of these High speed tool steel Alloy and carbon tool steel Magnet steel All of these High speed tool steel Alloy and carbon tool steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Normalizing Carburising Annealing Tempering Normalizing Carburising Annealing Tempering 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 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 There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Balls for ball bearings are made of Carbon-chrome steel Mild steel Stainless steel Cast iron Carbon-chrome steel Mild steel Stainless steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Soft Hard and tough Tough Hard Soft Hard and tough Tough Hard ANSWER DOWNLOAD EXAMIANS APP
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