Engineering Materials In spheroidising process, the steel is Heated up to the lower critical temperature and then cooled in still air None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated below the lower critical temperature and then cooled slowly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Flakes Cementite Nodular aggregates of graphite Free carbon Flakes Cementite Nodular aggregates of graphite Free carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron High speed steel All nonferrous materials All of these Cast iron High speed steel All nonferrous materials All of these 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 Decrease Remain same Increase First increase and then decrease Decrease Remain same Increase First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Boron steel High speed steel Malleable cast iron Stainless steel Boron steel High speed steel Malleable cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as Ability to recover its original form Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension All of these Ability to recover its original form Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension All of these ANSWER DOWNLOAD EXAMIANS APP