Engineering Materials Depth of hardness of steel is increased by addition of Chromium Nickel Tungsten Vanadium Chromium Nickel Tungsten Vanadium ANSWER DOWNLOAD EXAMIANS APP
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 Sulphur in steel Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size Lowers the toughness and transverse ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Sulphur, lead, phosphorous Vanadium, aluminium Chromium, nickel Silicon, aluminium, titanium Sulphur, lead, phosphorous Vanadium, aluminium Chromium, nickel Silicon, aluminium, titanium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Specify the sequence correctly Stress relief, recrystallization, grain growth Grain growth, recrystallization, stress relief Grain growth, stress relief, recrystallization Stress relief, grain growth, recrystallization Stress relief, recrystallization, grain growth Grain growth, recrystallization, stress relief Grain growth, stress relief, recrystallization Stress relief, grain growth, recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability ANSWER DOWNLOAD EXAMIANS APP