Engineering Materials The lower critical temperature Depends upon the rate of heating Is same for all steels Increases as the carbon content in steel increases Decreases as the carbon content in steel increases Depends upon the rate of heating Is same for all steels Increases as the carbon content in steel increases Decreases as the carbon content in steel increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable in parts subjected to shock and impact loads? Brittleness Strength Toughness Stiffness Brittleness Strength Toughness Stiffness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Chromium Cobalt Nickel Vanadium Chromium Cobalt Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Malleable cast iron Stainless steel High speed steel Boron steel Malleable cast iron Stainless steel High speed steel Boron steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Partly in free and partly in combined state Nodular form Free form Combined form Partly in free and partly in combined state Nodular form Free form Combined form ANSWER DOWNLOAD EXAMIANS APP