Engineering Materials Which is the false statement about wrought iron? It has High ductility Ability of hold protective coating Uniform strength in all directions High resistance to rusting and corrosion High ductility Ability of hold protective coating Uniform strength in all directions High resistance to rusting and corrosion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Martensite Austenite Pearlite Cementite Martensite Austenite Pearlite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Increase hardenability Increase endurance strength Reduce machinability Increase wear resistance Increase hardenability Increase endurance strength Reduce machinability Increase wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process ANSWER DOWNLOAD EXAMIANS APP
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 converter must be titled to remove the contents of the converter Air is burning out silicon and manganese The brown smoke does not occur during the operation of a Bessemer converter Silicon and manganese has burnt and carbon has started oxidizing The converter must be titled to remove the contents of the converter Air is burning out silicon and manganese The brown smoke does not occur during the operation of a Bessemer converter ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The cupola is used to manufacture Wrought iron Cast iron Pig iron Steel Wrought iron Cast iron Pig iron Steel ANSWER DOWNLOAD EXAMIANS APP
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