Engineering Materials The lower critical point for all steels is 913°C 723°C 600°C 700°C 913°C 723°C 600°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper 50% or more iron 80% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper 50% or more iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Refine grain structure Induce stresses Improve mechanical properties Reduce segregation in casting Refine grain structure Induce stresses Improve mechanical properties Reduce segregation in casting ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Austenite Martensite Cementite Pearlite Austenite Martensite Cementite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Improve machining characteristic Relieve stresses Harden steel slightly Soften material Improve machining characteristic Relieve stresses Harden steel slightly Soften material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
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