Engineering Materials Silicon when added to copper improves Machinability Hardness and strength Strength and ductility Hardness Machinability Hardness and strength Strength and ductility Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the The converter must be titled to remove the contents of the converter The brown smoke does not occur during the operation of a Bessemer converter Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing The converter must be titled to remove the contents of the converter The brown smoke does not occur during the operation of a Bessemer converter Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An engineer's hammer is made of Mild steel High carbon steel Cast iron Forged steel Mild steel High carbon steel Cast iron Forged steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to All of these Make the steel ductile and of good bending qualities Make the steel tougher and harder Raise the yield point All of these Make the steel ductile and of good bending qualities Make the steel tougher and harder Raise the yield point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Vanadium Cobalt Chromium Nickel Vanadium Cobalt Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
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