Engineering Materials Which of the following statements are true for annealing of steels? Cooling is done slowly and steadily Internal stresses are relieved Steels are heated to 500 to 700°C All of these Cooling is done slowly and steadily Internal stresses are relieved Steels are heated to 500 to 700°C All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular iron has Low melting point High tensile strength All of these High machinability Low melting point High tensile strength All of these High machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about case hardening? Case hardening is done by Cyaniding Electroplating Induction hardening Nitriding Cyaniding Electroplating Induction hardening Nitriding 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 Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its Yield point increases Ductility decreases All of these Ultimate tensile strength increases Yield point increases Ductility decreases All of these Ultimate tensile strength increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.0002 0.0063 0.003 0.008 0.0002 0.0063 0.003 0.008 ANSWER DOWNLOAD EXAMIANS APP
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