Engineering Materials Which of the following statements are true for annealing of steels? Steels are heated to 500 to 700°C Cooling is done slowly and steadily Internal stresses are relieved All of these Steels are heated to 500 to 700°C Cooling is done slowly and steadily Internal stresses are relieved All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Relieve stresses Harden steel slightly Soften material Improve machining characteristic Relieve stresses Harden steel slightly Soften material Improve machining characteristic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 723°C 600°C 1147°C 1493°C 723°C 600°C 1147°C 1493°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Pearlite and cementite Ferrite and pearlite Mainly pearlite Mainly ferrite Pearlite and cementite Ferrite and pearlite Mainly pearlite Mainly ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Cast steel Cast iron Brass Admiralty metal Cast steel Cast iron Brass Admiralty metal ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS