Engineering Materials The hardness of steel primarily depends on Percentage of carbon Heat treatment employed Percentage of alloying elements Shape of carbides and their distribution in iron Percentage of carbon Heat treatment employed Percentage of alloying elements Shape of carbides and their distribution in iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Precipitation Heat treatment Allotropic change Recrystallization Precipitation Heat treatment Allotropic change Recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Machinability Strength and ductility Hardness and strength Hardness Machinability Strength and ductility Hardness and strength Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Is used where rapid machining is the prime requirement Can be cut freely Require minimum cutting force Contain carbon in free from Is used where rapid machining is the prime requirement Can be cut freely Require minimum cutting force Contain carbon in free from ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The charge is fed into the blast furnace through the Tyres Stack Throat Bosh Tyres Stack Throat Bosh ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. None of these Equal to More than Less than None of these Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP