Engineering Materials Quenching is not necessary when hardening is done by Case hardening Any one of these Nitriding Flame hardening Case hardening Any one of these Nitriding Flame hardening ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 57 RC 48 RC 80 RC 65 RC 57 RC 48 RC 80 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Obtaining cyanide salts Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Dipping steel in cyanide bath Obtaining cyanide salts Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Dipping steel in cyanide bath ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which parts are not loaded Stress reduces on increasing load In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which parts are not loaded Stress reduces on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Phosphor bronze Monel metal Nichrome Babbitt metal Phosphor bronze Monel metal Nichrome Babbitt metal ANSWER DOWNLOAD EXAMIANS APP