Engineering Materials Tungsten when added to steel __________ the critical temperature. Raises Does not effect Lowers None of these Raises Does not effect Lowers None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is Below recrystallization temperature 1050°C 910°C 770°C Below recrystallization temperature 1050°C 910°C 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has High compressive strength All of these Low tensile strength Carbon in the form of carbide High compressive strength All of these Low tensile strength Carbon in the form of carbide ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Nodular aggregates of graphite Free carbon Flakes Cementite Nodular aggregates of graphite Free carbon Flakes Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Both (A) and (B) Blackheart cast iron None of these Whiteheart cast iron Both (A) and (B) Blackheart cast iron None of these Whiteheart cast iron 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
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