Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is used for bearing liner? Gun metal Babbitt metal Bronze Bell metal Gun metal Babbitt metal Bronze Bell metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pearlite consists of 6.67% carbon and 93.33% iron 13% cementite and 87% ferrite 13% carbon and 87% ferrite 13% ferrite and 87% cementite 6.67% carbon and 93.33% iron 13% cementite and 87% ferrite 13% carbon and 87% ferrite 13% ferrite and 87% cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Annealing Tempering Carburising Normalizing Annealing Tempering Carburising Normalizing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Increase wear resistance Increase endurance strength Increase hardenability Reduce machinability Increase wear resistance Increase endurance strength Increase hardenability Reduce machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten when added to steel __________ the critical temperature. Raises Lowers Does not effect None of these Raises Lowers Does not effect None of these ANSWER DOWNLOAD EXAMIANS APP
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