Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.5 to 1% 0.012 5 to 7% 2.5 to 4.5% 0.5 to 1% 0.012 5 to 7% 2.5 to 4.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? All of these Internal stresses are relieved Steels are heated to 500 to 700°C Cooling is done slowly and steadily All of these Internal stresses are relieved Steels are heated to 500 to 700°C Cooling is done slowly and steadily ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The charge is fed into the blast furnace through the Stack Throat Bosh Tyres Stack Throat Bosh Tyres ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Remain same First increase and then decrease Decrease Increase Remain same First increase and then decrease Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze is an alloy of None of these Copper and zinc Copper, tin and zinc Copper and tin None of these Copper and zinc Copper, tin and zinc Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Lamellar layers of carbide distributed throughout the structure Carburised structure Formation of bainite structure Martenistic structure Lamellar layers of carbide distributed throughout the structure Carburised structure Formation of bainite structure Martenistic structure ANSWER DOWNLOAD EXAMIANS APP