Engineering Materials Which is false statement about annealing? Annealing is done to Harden steel slightly Soften material Improve machining characteristic Relieve stresses Harden steel slightly Soften material Improve machining characteristic Relieve stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 1050°C Below recrystallization temperature 910°C 770°C 1050°C Below recrystallization temperature 910°C 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Precipitation Allotropic change Heat treatment Recrystallization Precipitation Allotropic change Heat treatment Recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Sulphur, lead, phosphorous Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium Sulphur, lead, phosphorous Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Weld decay is the phenomenon found with Stainless steel Mild steel Cast iron Nonferrous materials Stainless steel Mild steel Cast iron Nonferrous materials ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Body centered cubic iron and face centered cubic iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Body centered cubic iron and face centered cubic iron ANSWER DOWNLOAD EXAMIANS APP
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