Engineering Materials The lower critical point for all steels is 700°C 600°C 723°C 913°C 700°C 600°C 723°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Above 2.2% Below 0.5% Above 1% Below 1% Above 2.2% Below 0.5% Above 1% Below 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Nichrome Magnin Invar Elinvar Nichrome Magnin Invar Elinvar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Remain same Increases Decreases None of these Remain same Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Induce stresses Reduce segregation in casting Improve mechanical properties Refine grain structure Induce stresses Reduce segregation in casting Improve mechanical properties Refine grain structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Cobalt Vanadium Chromium Nickel Cobalt Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
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