Engineering Materials The main alloying elements high speed steel in order of increasing proportion are Tungsten, chromium, titanium Chromium, titanium, vanadium Tungsten, titanium, vanadium Vanadium, chromium, tungsten Tungsten, chromium, titanium Chromium, titanium, vanadium Tungsten, titanium, vanadium Vanadium, chromium, tungsten ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Annealing Tempering Normalizing Carburising Annealing Tempering Normalizing Carburising ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cast steel Cold rolled steel Hot rolled steel Forged steel Cast steel Cold rolled steel Hot rolled steel Forged steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points where no further change occurs The points where there is no further flow of metal The points of discontinuity Constant for all metals The points where no further change occurs The points where there is no further flow of metal The points of discontinuity Constant for all metals ANSWER DOWNLOAD EXAMIANS APP